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单词 knock out
释义
knock out
1. To render unconscious.
2. Sports To defeat (a boxing opponent) by a knockout.
3. To render useless or inoperative: The storm knocked out the phones.
4. Informal To excite or overwhelm, especially by being sexually attractive.
5. Informal To exert or exhaust (oneself or another) to the utmost: knocked herself out to be ready on time.
6. Informal To produce in abundance: The workers knocked out 500 parts in one hour.
7. To inactivate (a gene or genes) by genetic manipulation so that the resulting phenotypic effects can be observed.
Main Entry: knock
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更新时间:2025/3/22 20:13:57