bake over the fire; 用火烤
pave a road with stone; 用石头铺路
There's no need to turn on the light. 不用开灯。
I don't think you need to worry in the least. 我看你一点也不用着急。
Won't you have some tea, please? 请用茶。
Please help yourself (to rice, etc.). 请用饭!
family [domestic] expenses; 家用
pocket [spending] money; 零用钱
useless; worthless; 没用
A person's education does not fit him for a certain job.; 所学非所用
Yong Qiu 用虬
Hence this letter. 用特函达。
牛津高阶第八版
美国韦氏词典
Dictionary.com
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维基百科 (自由的百科全书)