A wristwatch is a watch with a strap which you wear round your wrist.
英汉词典释义
n.
手表
a gold wristwatch in a presentation case在陈列柜里的金手表He has a very expensive wristwatch and he misses no opportunity to show it off.他有一只昂贵的手表,他总是不放过任何机会来炫耀。It was so quiet I could hear my wristwatch ticking away.周围静悄悄的,我能听到自己的手表滴答滴答地响着。