Within seconds the meter hand should read zero.

在几秒钟内，表针的读数应为零。

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or actually ask the TFs in section to hand out a meter exercise that you can do for next week.

或者是叫助教在课间,发下个星期你们要做的关于节拍的作业。

耶鲁公开课 - 现代诗歌课程节选

Depending on his or her age, your child may use a hand-held device to measure how well he or she can breathe (peak flow meter).

CNN: Childhood asthma