1、Watch is on the watch glass, which is another name for a watch mirror.

2、Be on the watch for the enemy.

3、The bluetooth watch can connect to mobile phone and display important information on the watch.

4、The conductor was always on the watch for such doings.

5、The police were on the watch for any trouble.

6、To be on the watch for new trends or information.

7、Grace is still on the watch for the red - haired boy.

8、But these days, he was a little embarrassed. He only looked at his watch in private. It was because of the old leather strap on the watch.

9、A very short time may pass between the receipt of the signals and the results on the watch.

10、To calm myself down I told the dog to be on the watch, he started bark ing.