详细解释:n. 敲, 敲打, 敲门
vt. 敲击, 互撞, 攻击
vi. 敲击, 互撞, 攻击
【医】 叩音
相关词组:
get the knock
knock about
knock sb about
knock sth back
knock sth down
knock sb down for
knock it off
knock into sb
knock sth off
knock on
knock sb off
knock sb off his feet
knock out
knock oneself out
knock sb up
knock sb out
knock sth up
knock sth over
knock over
knock together
knock up against
take the knock
knock sb flat
词型变化：
动词过去式:knocked过去分词:knocked现在分词:knocking第三人称单数:knocks词意辨析：
knock, tap, rap, pat这些动词均有“敲、击”之意。
knock: 指用拳头或其它器械猛敲或猛打；也指用手轻敲某物。
tap: 多指慢慢地、连续地轻击或轻拍。
rap: 指用手指或木棒等快速地轻敲或急拍。
pat: 指用手轻拍以示同情、赞同或爱抚。英语解释：
名词 knock:
the sound of knocking (as on a door or in an engine or bearing)同义词：knocking