let alone

let¹

L0129600 (lĕt)v. let, let·ting, lets v.tr.1. To give permission or opportunity to; allow: I let them borrow the car. The inheritance let us finally buy a house. See Usage Note at leave¹.2. To cause to; make: Let the news be known.3. a. Used as an auxiliary in the imperative to express a command, request, or proposal: Let's finish the job! Let x equal y.b. Used as an auxiliary in the imperative to express a warning or threat: Just let her try!4. To permit to enter, proceed, or depart: let the dog in.5. To release from or as if from confinement: let the air out of the balloon; let out a yelp.6. To rent or lease: let rooms.7. To award, especially after bids have been submitted: let the construction job to a new firm.v.intr.1. To become rented or leased.2. To be or become assigned, as to a contractor.Phrasal Verbs: let down1. To cause to come down gradually; lower: let down the sails.2. To withdraw support from; forsake.3. To fail to meet the expectations of; disappoint. let on1. To allow to be known; admit: Don't let on that you know me.2. To pretend. let out1. To come to a close; end: School let out early. The play let out at 10:30.2. To make known; reveal: Who let that story out?3. To increase the size of (a garment, for example): let out a coat. let up1. To slow down; diminish: didn't let up in their efforts.2. To become less severe or intense: The rain let up.Idioms: let alone Not to mention; much less: "Their ancestors had been dirt poor and never saw royalty, let alone hung around with them" (Garrison Keillor). let go To cease to employ; dismiss: had to let 20 workers go. let off on Informal To cause to diminish, as in pressure; ease up on: Let off on the gas so that we do not exceed the speed limit. let (one's) hair down To drop one's reserve or inhibitions. let (someone) have it Informal 1. To beat, strike, or shoot at someone.2. To scold or punish. let (someone) in on1. To reveal (a secret) to someone: They finally let me in on their plans.2. To allow someone to participate in (something). let up on To be or become more lenient with: Why don't you let up on the poor child?

[Middle English leten, from Old English lǣtan; see lē- in Indo-European roots.]

let²

L0129600 (lĕt)n.1. Something that hinders; an obstacle: free to investigate without let or hindrance.2. Sports An invalid stroke in tennis and other net games that requires a replay.tr.v. let·ted or let, let·ting, lets Archaic To hinder or obstruct.

[Middle English lette, from letten, to hinder, from Old English lettan; see lē- in Indo-European roots.]

Thesaurus

Adv.

let alone - much less; "she can't boil potatoes, let alone cook a meal"not to mention

Translations

更不用说还不算

let¹

(let) – present participle ˈletting: past tense, past participle let – verb1. to allow or permit. She refused to let her children go out in the rain; Let me see your drawing. 让，允许 2. to cause to. I will let you know how much it costs. （表达强烈的愿望）让 3. used for giving orders or suggestions. If they will not work, let them starve; Let's (= let us) leave right away! 让（用于命令和建议） let alone not to mention; without taking into consideration. There's no room for all the adults, let alone the children. 更不用说，还不算 let (someone or something) alone/be to leave alone; not to disturb or worry. Why don't you let him be when he's not feeling well!; Do let your father alone. 不干涉，不管 let down1. to lower. She let down the blind.放下2. to disappoint or fail to help when necessary etc. You must give a film show at the party – you can't let the children down (noun ˈlet-down); She felt he had let her down by not coming to see her perform.使失望3. to make flat by allowing the air to escape. When he got back to his car, he found that some children had let his tyres down.放气4. to make longer. She had to let down the child's skirt. 放长（将裤子或裙子） let fall to drop. She was so startled she let fall everything she was carrying.使落下let go (of) to stop holding (something). Will you let go of my coat!; When he was nearly at the top of the rope he suddenly let go and fell.放开let in/out to allow to come in, go out. Let me in!; I let the dog out. 放进，放出 let in for to involve (someone) in. I didn't know what I was letting myself in for when I agreed to do that job.累及let in on to allow to share (a secret etc). We'll let her in on our plans.让知道let off1. to fire (a gun) or cause (a firework etc) to explode. He let the gun off accidentally. 引发，放（烟火等） 2. to allow to go without punishment etc. The policeman let him off (with a warning).饶恕let up to become less strong or violent; to stop: I wish the rain would let up (noun ˈlet-up) 中止let well alone to allow things to remain as they are, in order not to make them worse. 维持原状，这样就好

let alone

1. verb To stop bothering someone or something. A noun or pronoun can be used between "let" and "alone." Why do you keep picking at that scab on your knee? Let it alone already! For the last time, let your brother alone—he needs to study!2. expression Not to mention. The phrase is used to emphasize that if other more significant or pressing things are not possible or cannot be accommodated, a lesser thing certainly is not or cannot either. I hardly had time to brush my teeth this morning, let alone do my hair! We can't afford a vacation, let alone a trip to Disney World.See also: alone, let

let someone or something alone

and leave someone or something alone; leave someone or something beto avoid touching, bothering, or communicating with someone or something. Leave me alone. I don't want your help. Let it alone! Don't touch it! It may be hot!See also: alone, let

let alone someone or something

not to mention or think of someone or something; not even to take someone or something into account. (Fixed order.) Do I have a dollar? I don't even have a dime, let alone a dollar. I didn't invite John, let alone the rest of his family.See also: alone, let

let alone

1. See leave someone alone. 2. Not to mention, as in We have no room for another house guest, let alone an entire family. [c. 1800] See also: alone, let

let aˈlone

used after a statement to emphasize that because the first thing is not true or possible, the next thing cannot be true or possible either: I wouldn’t speak to him, let alone trust him or lend him money. ♢ She didn’t even apologize, let alone offer to pay for the damage.See also: alone, let

let alone

Not to mention; much less: "Their ancestors had been dirt poor and never saw royalty, let alone hung around with them" (Garrison Keillor).See also: alone, let

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Synonyms for let alone

adv much less

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Synonyms for let alone

adv much less

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