He was a stickler for the correct usage of English.

他是一个坚持英语的正确使用的人。

《柯林斯英汉双解大词典》

Correct usage of transformation support.

正确地使用转换支持。

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Correct usage of all equipment, tools and machines.

正确操作所有的设备、器具和机器。

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One employee complained that his boss ordered him to make a memo read, "for John and I, " rather than the correct usage, "for John and me, " Ms. O'Conner says.

WSJ: Grammar, a Victim in the Office

"The reason for the change is all about extending the bee's commitment to its purpose, which long has been not only to help students improve their spelling, but also to increase the vocabulary, learn concepts and develop correct English usage, " she said.

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Lastly, group plants together by water usage to ensure they get the correct amount of water.

CNN: X-rated yards save the environment