音标

英语音标：[nɒk]

美语音标：[nɑːk]

翻译

v.敲击；互撞；攻击

n.敲；敲门；敲打

例句

Be careful you don't knock your head on this low beam. 

小心，别把头撞在这矮梁上。

I knocked loudly in the vain hope that someone might answer. 

我敲门敲得很响，希望有人应声，却是徒然。

You look fabulous ─ you'll knock' em dead tonight. 

你看上去漂亮极了——今晚肯定把他们迷倒。