半时

Her words were inward and indistinct when she was in a state of half unconsciousness.

"她处于半昏迷状态,她说话的声音低沉,模糊不清。"

I was annoyed by hecklers during the last half of my speech.

我在作后半部分报,质问者感到厌烦。

The influence of the semibreadth of light source upon the measurement accuracy of the concentration of the solution is primarily discussed and then a corresponding expression is given in this paper.

本文光源的半宽度在测量种溶液浓度其测量精度的影响进行初步，并给出一个相应的表达式。