used before翻译

used before的基本解释

读音: 美: 英:

曾经使用过:表示某物之前已经被使用过。

例句

However, it has never been widely used before now.然而,在此之前它从未被广泛使用。
In 2009, the "swine flu (猪流感) " was widely used before the official name, HINI virus, was announced.2009年,官方名称 “H1N1” 公布前,“猪流感”是广泛使用的名称。
They didn't invent this method, it has been used before, it's all fake!这种做法我们过去已经有了,不是他们的创造发明,都是假的呀!

短语

Best if used before 最佳使用期限
Did you used before meals 你用过餐了吗
used before a clause 用于从句前
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