最初几例确诊病例是去过活海鲜市场和动物市场的人。

Some of the first cases were diagnosed in people who had visited a market selling live seafood and animals.

youdao

一只在家时可以乖乖停下并跑到你身边的狗，在训练的最初几堂课几乎都会对你听而不闻，让你面子丢尽。

A dog which will lie down and then come to you without fail at home will almost inevitably ignore and humiliate you for his first few sessions with sheep.

youdao

那是九月初的一天，天气凉爽而又晴朗，正是赛跑的好日子。我参加了一项10.5英里的越野赛跑，才跑了最初几英里；整个赛程要穿越若干陡峭耗人体力的山坡。

It was an early September day, cool and bright and just right for running, and I was in the first few miles of a 10-mile race over a course through steep, exhausting hills.

youdao

That's what I want to do for the first few minutes of the lecture here is tell you a little bit about the details of the structure and how molecules fit into this image of DNA that's already very familiar to you.

这是我想要,在这节课最初几分钟告诉你们的,有关DNA结构的一些细节,DNA分子结构与这个卡通模型如此一致,对你们来说很熟悉

耶鲁公开课 - 生物医学工程探索课程节选