Each spring, Mother Nature gives part of Mars a facelift using tools not available on Earth.

每个春天，大自然母亲会用一些在地球上无法使用到的工具，来给火星做部分“整容”。

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As a co-lead agency (with UNICEF) for Prevention of Mother-to-Child Transmission (PMTCT), WHO is developing normative guidance and tools that emphasize comprehensive approach to PMTCT.

作为预防母婴传播项目的共同牵头机构（另一牵头机构是联合国儿童基金会），世卫组织正在制定规范指南和工具，强调应全面预防母婴传播。

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First up will be an article on a pair of test tools straight out of Mother Goose.

首先将是一篇关于Mother Goose直接推出的两个测试工具的文章。

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Because we will prove to you, the mother, with her children as tools, was trying to find a celebrity to latch on to.

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Because of our debt, Father, Mother, and I are hammering away to make tools at the factory.

NPR: Literature and Lullabies from the 'Axis of Evil'

Tools developer Ben Grooters was particularly hands-on with his mother, Edith Bauer and step-father Andrew in a Google Hardware course.

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