work upon的用法和樣例：
例句
用作動(dòng)詞 (v.)
- These medical herbs are said to act upon the heart.
據說(shuō)這些藥草對心臟起作用。 - The medicine has begun to do its work.
藥已開(kāi)始起作用了。 - Late nights are telling on your work.
連續熬夜已經(jīng)影響了你的工作。 - Her illness has had a bad effect on her work.
她的病對工作有很大的影響。
