忧虑

例句：

1. 1. I worry about my son's safety when he goes out alone.
   我担心儿子独自外出时的安全。
2. 2. Sheworried about the outcome of the meeting.
   她对会议的结果感到担忧。
3. 3. Heworried about the consequences ofhis actions.
   他担心自己行为的后果。