Since the body is essentially a chemical machine, a knowledge of the chemistry of bodily functions seems essential to the physician.

器，那么，有人体功能的化学知识对医生来说就显得至关重要了。

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The machine building, electronics and chemical industries are all reporting a rapidly growing number of orders.

据报道，机械制造，电子和化工行业收到的订单量都在迅速增加。

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Each sample is put through the machine in order to separate seven different chemical compounds called phthalates.

每个样本都会放在这台机器里，来分离出七种称作酞酸盐的不同化合物。

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This is the idea that a patentshould be given to a machine or something that creates a material change, like a chemical process.

VOA: special.2010.07.16

The Derby site has a giant new chemical-milling machine, made in Coventry.

ECONOMIST: Britain��s Mittelstand

His team read the chemical bases of the DNA with a machine made by Illumina, the San Diego company that has led the way in decreasing the cost of DNA sequencing.

FORBES: A Tragic Case And A Genomic Hope

Nano bar codes are the molecular versions of traditional bar codes--metal nano-particles that have specific, recognizable chemical fingerprints that can be read by a machine, perhaps a UV lamp or optical microscope.

FORBES: Safer And Guilt-Free Nano Foods