fail

/feɪl/

动词

（使）不及格；（使）未能通过（考试）
A lot of people fail their driving test the first time.
许多人首次驾驶执照考试都通不过。
变弱；衰退；失灵
After talking non-stop for two hours, her voice started to fail.
滔滔不绝地讲了两个钟头之后，她的声音开始嘶哑了。
辜负；对…无能为力