浓密的络腮胡子不见了，换成了一撇密匝匝的小胡子。

The thick beard had gone, replaced by a bushy moustache.

《柯林斯英汉双解大词典》

在这边，有q 1一撇。

So on the side of it we have q1 prime.

youdao

因此w除以q1一撇大于负w除以q1，等于。

So w over q1 prime is greater than minus w over q1.

youdao

And we're going to have q2 prime, and we're going to draw the arrows in the positive direction in these cases.

还有q2一撇，在这个例子中,我们把箭头朝正方向。

麻省理工公开课 - 热力学与动力学课程节选

So we can just write out what those are, minus w prime over q1 prime q1 is greater than minus w over q1.

因此可以写出，负w一撇除以q1一撇,大于负w除以。

麻省理工公开课 - 热力学与动力学课程节选

If she's got a pair of numbers and you got a pair of numbers, the new numbers are called the primed numbers and you want to write them in terms of yours.

如果她有一组系数 你也有一组系数,新的系数被称作带撇的系数,你想用自己的形式来表示它们

耶鲁公开课 - 基础物理课程节选