each used once 每个使用一次 ; 每使用一次
Only Used Once 只用一次
Once Humanity Used 有过人类过去
l've used my power once 发一次功要等七天之后
used only once narcotization unit 一次性使用麻醉穿刺包
7 million tons of plastic is turned into bottles which are only used once each year.
每年有700万吨塑料被制成塑料瓶,而这些塑料瓶只被使用一次。
The password is used once to generate a token.
使用一次口令以生成令牌。
In any given company, applications are often used once.
在任何一家公司,应用通常使用一次。
The researchers used an electron microscope and fossilized remains of thirty feathers that once covered the animal.
VOA: special.2010.03.16
n l m s Once we have chosen a certain mix of n, l, m and s, it is used once for that particular atom.
一旦我们选定了一组量子数,它就只能被一个固定原子所有。
I once counted the number of times he used the word the letter--O--in that poem, and I quit counting.
我曾经数过他到底在诗里用了多少个"啊",最后我放弃了
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