needful

詞型變化：

英文解釋：

形容詞 needful:

1. necessary for relief or supply
   同義詞：needed, required, requisite

相關對話：

1. Air and water are needful for living things.
   空氣和水封生物是不可缺的東西。
2. Sister handed Peter the rubbish bin and said, "go and do the needful."
   姐姐把垃圾桶遞給彼得，說：“乾你的活兒去吧。”
3. The baby's crying; I'd better go and do the needful.
   孩子哭了，我最好還是去看看要做些什麽。
4. You should do what is needful as soon as possible.
   你應該儘快做必須做的事。