watch for

汉语翻译

例句：

1. Please keep the watch for me while I go swimming.
   我去游泳，请代我保管这表。
2. You'll have to watch for the right moment.
   你得等候适当时机。
3. 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。
4. 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。