The stand-ins are already in use on Line 6.

这些替代品已经在6号线上投入使用了。

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In early space programs, such as the Apollo missions of the 1960s and 1970s, and in the Space Shuttle missions today, scientists developed objects for the astronauts to use on the moon and in space.

从20世纪60年代和70年代的阿波罗计划等早期太空计划，航天员研发了在月球上和太空中使用的物品。

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China's Panda Train from Chengdu to Zunyi was put to use on March 28, 202l.

从成都到遵义的中国“熊猫专列”于2021年3月28日投入使用。

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At the time, she was searching for a way to make a material strong enough to use on automobile tires.

VOA: special.2010.02.09

You are allowed to use on the test the official version of the Periodic Table of the Elements which most of you should have by now.

在测试中你们可以使用,化学元素周期表的官方版本,你们应该大部分都有了吧。

麻省理工公开课 - 固态化学导论课程节选

If you have not seen the calculus that I'm about to use on the board, or more likely, if you've forgotten it since high school, don't panic.

如果你们没有见过我将要,在板书上写的表达式,或者说,高中毕业你们就忘了,没关系

耶鲁公开课 - 博弈论课程节选

Those brains are now being put to use on The Hunger Games franchise which Lionsgate produces.

FORBES: Looking At 'Twilight' By The Numbers

Carriers in America have far greater control over which handsets people can use on their networks.

ECONOMIST: America is finally poised to get mobile television

Clients can apply and remove the products they choose to use on their skin themselves.

FORBES: Water, Water Everywhere