It is useful to carry out the measurements at the isosbestic point.
在等吸收点进行测量是有用的。
2
At some point each of them decided that she simply could not carry on in the face of an injustice.
她们中的每一个人都在某一时刻决定，她无法继续面对不公正的状况。
3
An essay spreading on Internet forums and purportedly written by an anonymous chengguan says his profession has been scorned to the point that he can't carry out his work.