He measured out the right quantity of medicine.

他配出了适当份量的药。

youdao

And this is a quantity that you know, right?

这时一个你已经知道的物理量，对吗？

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If we save a sufficient quantity we can use it in the right way.

如果能积存充足，我们就能有效的用在正途。

youdao

If we save a sufficient quantity we can use it in the right way.

如果能积存充足，我们就能有效的用在正途。

youdao