The "two fluid" (antifreeze and oil) is essential for the maintenance of the launch machine.

而“两液”（防冻液和机油）对发起机的养护至关重要。

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While the plates separate the two fluid streams, the fins form the individual flow passages.

当用板分开两种物流时，翅片形成各物流的通道。

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Two cerebrospinal fluid specimens have tested positive for Neisseria meningitidis serogroup by latex test.

通过乳胶测试，两个脑脊液标本对脑膜炎奈瑟菌血清群呈阳性反应。

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So, he intentionally inoculated his wife and two children with fluid that he got from one of his sick cows.

所以他给自己的妻子和两个孩子接种了,取自病牛的体液

耶鲁公开课 - 生物医学工程探索课程节选

But Papworth only puts fluid in two bags, apparently believing the air in the outer bag would also protect the heart.

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When the polariton flow was excited with two laser beams, the quantum fluid began to oscillate backwards and forwards in ways predicted by quantum mechanics.

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