chronograph watch

例句：

1. 1.He wore a chronograph watch on his wrist.
   他手腕上戴着一只计时表。
2. 2.The chronograph watch was accurate to the second.
   这只计时表非常准确，精确到秒。
3. 3. She bought a new chronograph watch for her birthday.
   她生日时买了一只新的计时表。