國際政壇風雲變幻，局勢令人擔憂。
The international political arena is changing rapidly, and the situation is worrying.
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Example sentences
父母總是在為孩子的未來感到擔憂。
父母总是在为孩子的未来感到担忧。
Parents are always worried about their children's future.
從他的表情中，我看出了他的擔憂
From his expression, I could see his worry.
Usage Notes
Refers to a state of being concerned or uneasy about something.
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