n.(吉他等指板上定音的)品;(从海上飘来的)雾;
v.苦恼;烦躁,焦虑不安;
例句:
Doubts began to fret his mind.
疑虑开始使他心情烦躁.
It won't help to fret about the problem.
为这个问题发愁是无济于事的.
Don't fret away [ out ] your life.
别在烦恼中过日子.