然而，纽科门的蒸汽机效率极其低下。

In Newcomen's engine, however, the process was extremely inefficient.

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医生弗朗西斯科·洛佩斯·希门尼斯说，腰部脂肪代谢更为活跃。

Dr Francisco Lopez-Jimenez, said that fat around the waist was more metabolically active.

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他逐门逐户去推销百科全书。

He went from door to door, selling encyclopaedias.

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一时间小贩百科全书门到这样做。

The one time peddler of encyclopedias door to do.

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他逐门逐户去推销百科全书。

He went from door to door selling encyclopaedias.

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我喜欢两门课程。一科是语文，另一科是英语。

I like two subjects. One is Chinese, the other is English.

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苏珊•科门乳腺癌防治基金会使用的是粉红丝带。

At Susan G. Komen for the Cure, it's the pink ribbon.

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苏珊•科门乳腺癌防治基金会使用的是粉红丝带。

At Susan G. Komen for the Cure, it's the pink ribbon.

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