释义 |
knock something on the head idiomUKinformal to prevent something from happening, or to finally finish something: 制止…发生;最终完成 It's nearly done - another couple of hours should knock it on the head.快做完了——再有几个小时就搞定了。 SMART Vocabulary: related words and phrases Preventing and impeding anti-drug anti-jamming avoid avoidable avoidably fireproof flameproof frustration guard against something hamper hang have someone/something hanging round your neckidiom preclusion preclusive prejudice prevent preventable scuttle smother suffocate
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