Inorganic arsenic in a single dose of about 100 milligrams can kill by shutting down energy metabolism.

无机砷在单剂量100毫克可以通过减弱能量代谢的进程使人致死。

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Fortunately, like most thyroid cancer patients, she needed only a single dose of radiation to get rid of the cancer.

幸运的是，和大多数罹患甲状腺癌的患者一样，她只需要单剂放疗即可摆脱癌症的困扰。

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A single dose of 1,000 millisieverts — or one sievert — causes temporary radiation sickness such as nausea and vomiting.

单次摄入1000微西或1西弗会暂时引起一些辐射病如晕暄和呕吐。

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After other treatments failed, his doctor injected a single dose of Avastin into the eye in July 2005.

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So some women might have a single dose of these genes while others will have a double dose.

ECONOMIST: Genetics

For children, roughly 9 out of 10 children vaccinated with a single dose of the chicken pox vaccine will develop immunity against chicken pox.

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