Yearly maintenance
[化] 年度维护; 年度养护; 年度维修
🧩 词语组成解析
🗣️ 情景例句
We really don't have to be overly concerned.
我们真的不需要过分担心。
Man's best plans often miscrarry.
神机妙算，常常失算。
I immediately embarked on an experiment which, even though if failed to get rid of the ants, kept me fascinated for twenty-four hours.
我当即动手作了一项试验，这项试验尽管没有使我摆脱这些蚂蚁，却使我着迷了24小时。