他总提心吊胆的,担心被人发现.
The fear of being discovered was his constant companion.
别担心,我会支持你的.
Do not fear; I will support you.
他们担心河流会发洪水.
They were fearful that the river would flood.
他长期不在引起了大家对他的安全的担心.
His long absence raised fears about his safety.
孩子们放学后没有回家,我非常担心.
I was anxious about the children when they didn't come back home from school.
你想像不出来我有多么担心.
You have no idea how worried I was.
如果我是你,我就不会担心.
I wouldn't worry about it,if I were you.
我很担心.
I'm very anxious.