| 释义 |
noun | verb dosedose1 /doʊs/ ●●○ noun [countable] ETYMOLOGYdose1Origin: 1400-1500 French Greek dosis, from didonai to give ► low dose ... high dose Doctors say that a low dose is just as effective as a high dose, and causes fewer side effects. ► in large doses Niacin can be harmful if used in large doses (=if you take a lot each time). ► in small doses It’s a very amusing book if read in small doses (=a little at a time). 1medicine a measured amount of a medicine: dose of a dose of heart medicine Doctors say that a low dose is just as effective as a high dose, and causes fewer side effects.2an amount of something such as a chemical or poison that affects you: dose of a dangerous dose of radiation Niacin can be harmful if used in large doses (=if you take a lot each time).3an amount of something that you do or experience at one time: The banks need a healthy dose of competition. It’s a very amusing book if read in small doses (=a little at a time). [Origin: 1400–1500 French, Greek dosis, from didonai to give] noun | verb dosedose2 verb [transitive] VERB TABLEdose |
| Present | I, you, we, they | dose | | he, she, it | doses | | Past | I, you, he, she, it, we, they | dosed | | Present perfect | I, you, we, they | have dosed | | he, she, it | has dosed | | Past perfect | I, you, he, she, it, we, they | had dosed | | Future | I, you, he, she, it, we, they | will dose | | Future perfect | I, you, he, she, it, we, they | will have dosed |
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| Present | I | am dosing | | he, she, it | is dosing | | you, we, they | are dosing | | Past | I, he, she, it | was dosing | | you, we, they | were dosing | | Present perfect | I, you, we, they | have been dosing | | he, she, it | has been dosing | | Past perfect | I, you, he, she, it, we, they | had been dosing | | Future | I, you, he, she, it, we, they | will be dosing | | Future perfect | I, you, he, she, it, we, they | will have been dosing |
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