You may want to mark one die and designate it to either body parts or actions, so that you can tell them apart.

你也许想确定一个身体部分或者动作，然后再用另外一个骰子确定另外一个。

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But unlike its predecessors, Scale doesn't also wash away the signals of fluorescent proteins, which scientists use to mark neurons, blood vessels, and other small structures in the body.

但Scale与以前用的试剂不同，它不会洗去荧光蛋白的信号，这样科学家就可以通过荧光蛋白标记神经元、血管和其他的细微身体结构。

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At the four-month mark, all participants had lost weight, but the teens on meal replacements lost more - a 6.3% reduction in body mass index (BMI) versus 3.8% for the low-calorie group.

在四个月时，所有参加者体重都有所减轻，但是采用替代餐的少年降得更多，BMI(体重指数)降了超过6.3%，而低卡路里餐一组的BMI则降了3.8%。

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It contains forms of hydrogen and oxygen that can mark, or label, these elements within body water.

VOA: special.2011.07.27

"Miss J" told the court she saw officers pulling the body of Mark Duggan from inside the cab and placing it on the pavement.

BBC: News - Hutchinson-Foster case shines light on Duggan shooting mystery

To be brief, the picture concerns the exploits of three body builders ( Mark Wahlberg, Dwayne Johnson, and Anthony Mackie) who conspire to abduct a local businessman (Tony Shalhoub) and coerce him into signing over his assets.

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When the animal received a mark on its body visible only with the assistance of the mirror, it failed to notice or touch the mark.

WSJ: The Brains of the Animal Kingdom