Because the rate k1 is very small.

因为速率k1很小。

youdao

With a rate constant k1.

以k1的速率常数。

youdao

And now you have something of the form k1 a times m.

现在你有这样的形式k 1, a乘以m。

youdao

And now you have something of the form k1 a times m.

现在你有这样的形式k 1, a乘以m。

youdao