短语词组短語knock k at 敲門;敲knock k at the door 敲門knock lightly at the door 輕輕敲門knock at a door 敲門knock at vat 敲缸knock at the door 敲門;款門knock at on 敲knock at the dock 連鎖在船隖knock at my door 敲我的門 返回 knock at