| 释义 |
stumblestumble /ˈstʌmbəl/ ●●○ verb ETYMOLOGYstumbleOrigin: 1300-1400 Probably from a Scandinavian language VERB TABLEstumble |
| Present | I, you, we, they | stumble | | he, she, it | stumbles | | Past | I, you, he, she, it, we, they | stumbled | | Present perfect | I, you, we, they | have stumbled | | he, she, it | has stumbled | | Past perfect | I, you, he, she, it, we, they | had stumbled | | Future | I, you, he, she, it, we, they | will stumble | | Future perfect | I, you, he, she, it, we, they | will have stumbled |
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| Present | I | am stumbling | | he, she, it | is stumbling | | you, we, they | are stumbling | | Past | I, he, she, it | was stumbling | | you, we, they | were stumbling | | Present perfect | I, you, we, they | have been stumbling | | he, she, it | has been stumbling | | Past perfect | I, you, he, she, it, we, they | had been stumbling | | Future | I, you, he, she, it, we, they | will be stumbling | | Future perfect | I, you, he, she, it, we, they | will have been stumbling |
THESAURUSgo onto the ground► fall to suddenly go down onto the ground, especially without intending to, after you have been standing, walking, or running: Don’t worry – I’ll catch you if you fall. Katie fell down and scraped her knee. ► trip to hit your foot against something so that you fall or nearly fall: Be careful not to trip on that step. ► slip to slide on something that is wet or icy so that you fall or nearly fall: Several people slipped on the icy sidewalk. ► stumble to put your foot down in an awkward way so that you nearly fall: She stumbled forward, and I caught her before she fell. ► lose your balance to become unsteady so that you start to fall, for example when you are standing on something narrow, riding a bike, etc.: He was walking along the top of a stone wall when he lost his balance. ► tumble to fall with a rolling movement: The old man broke his leg when he tumbled down the stairs. ► topple to fall from an upright position: The skier suddenly toppled over into the snow. ► collapse to fall suddenly onto the ground, especially because you are sick: The man collapsed and died of a heart attack. 1[intransitive] to hit your foot against something or put your foot down awkwardly while you are walking or running so that you almost fall: One runner stumbled and almost fell.stumble over/on I stumbled over the step.► see thesaurus at fall12[intransitive always + adv./prep.] to walk in an unsteady way and often almost fall: stumble in/out/across etc. He was stumbling around in the dark.3[intransitive always + adv./prep.] to stop or make a mistake when you are reading to people or speaking: stumble over/at/through Harrison stumbled through his speech.—stumble noun [countable]stumble across somebody/something phrasal verb to discover something or meet someone when you do not expect to SYN stumble on: I stumbled across one of my old diaries.stumble into something phrasal verb to become involved in something by chance: I really just stumbled into acting.stumble on/upon somebody/something phrasal verb to discover something or meet someone when you do not expect to SYN stumble across |