Boryl
硼(烷)基
🗣️ 情景例句
but now what?
但下一步怎么办？
Congratulations on your graduation.
我恭喜你毕业了。
Most of them were able to climb out in time. However four men were not quick enough to escape the flames.
大部分工人能够及时逃生。可是有4个工人来不及逃离火场。