Usually it's the needle procedure Witkowski had, called amniocentesis, done almost four months or more into the pregnancy.

通常这种检查就是华沙所做的穿刺手术，叫作羊膜穿刺检查，一般在怀孕四个月或更大月份的时候做。

youdao

Witkowski takes periodic blood pressure readings with a cuff attached to my left arm, and Albert monitors my heartbeat and other functions.

Witkowski使用连在我左臂上仪器测取周期性血压读数，Albert监测心率和其他功能。

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Another group, led by William Ditto at the Georgia Institute of Technology and Francis Witkowski at the University of Alberta, is using a dye that lights up in response to voltage changes to map the heart's response.

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