on the watch for中文什么意思

不断监视看有没有……

• watch:    n. 1.表；船钟。 2.值夜，值班 ...
• a watch:    具体事物; 一个手表
• be on the watch:    留神着, 戒备着

例句与用法

更多例句：  下一页

1. The police warned people to be on the watch for intruders .
   警方预先通知大家防备有外人闯入。
2. The police warned people to be on the watch for intruders
   警方预先通知大家防备有外人闯入
3. Be on the watch for a sudden change in the patient ' s condition
   要密切注意病人病情可能突然变化。
4. The customs inspector was on the watch for diamond smugglers
   海关检查员正密切注视着钻石走私犯的活动。
5. Experts were on the watch for another large shock there
   为此，科学家一直严密监视这个区域可能发生的下一次大地震。