clock释义:n. 时钟计时器vt. 记录记时vi. 打卡记录时间n. (Clock)人名(英)克洛克例句:A clock of medieval style hangs on the wall.墙上挂着一个中世纪风格的钟。bell释义:n. 铃,钟钟声,铃声钟状物vt. 装钟于,系铃于vi. 鸣钟成钟状鼓起例句:The clock begins to bell.闹钟开始响了。词组:ring the bell鸣钟按门铃