（用于告知坏消息）恐怕
used to give someone news of something bad that has happened or might happen
[ + (that) ] I fear (that) she's already left. 恐怕她已经离开了。
Is he very angry? I fear we are about to find out.
Can these novels be read purely for pleasure? The answer, I fear, is no.
These people, I fear, are likely to lose their life savings.
One could petition the courts, but I fear it would be a waste of one's time.
See also: fear verb