One dose of penicillin can wipe out the infection.

一剂青霉素即可消除感染。

《柯林斯英汉双解大词典》

He calculated backward to figure out how big an X-ray dose would be needed to get the kind of images the machines produce.

于是他反向推算了一下扫描仪生成符合机场安检要求的图像所需的X射线剂量。

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Getting a good dose of probiotics into your system can help get things back on track, and allow you to get more out of the food you are eating.

吸收一些益生菌能够帮助我们回归正轨，并能让你从食物中获取更多的营养。

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So controlling the dose is really important and that's going to turn out to be very important in cancer therapy because these are very potent drugs that will have bad effects in other sites and you want to localize them where they want, so we're going to talk about that.

控制药物剂量非常重要,特别是在癌症的治疗当中,这一点尤为重要,因为这些药物效力强大,会对其他部位产生不良影响,你不能使药物扩散到别的组织,这就是我们要讲的问题了

耶鲁公开课 - 生物医学工程探索课程节选

Tilda Swinton stars as Eva Khatchadourian, a former travel writer now relegated to clerical work, whose recollections, triggered by easy visual rhymes, dose out snippets of a past that she remembers fully and painfully.

NEWYORKER: We Need to Talk About Kevin

She carefully measures out a dose into a sprayer bottle.

NPR: Waging a One-Woman War Against Black Flies

His lawyers claim Jackson gave himself the fatal dose while Dr Murray was out of the room.

BBC: Conrad Murray trial: Jackson 'addicted to Demerol'