But what does it mean, a stopgap measure?

但权宜之计是什么意思？

In Greek, it literally means measuring elements, and, in essence, it allows us to count up atoms and molecules by weighing them.

在希腊语中，它的字面意思是测量元素，从本质上讲，它允许我们通过称量原子和分子来计算它们。

When you do the math, you find that measuring the distances to the other planets means you need to know the distance from the Earth to the Sun accurately.

当你计算时，你会发现测量到其他行星的距离意味着你需要准确地知道从地球到太阳的距离。