Phosphorus pentahalides
[机] 五卤化磷
🧩 词语组成解析
phosphorus
['fɔsfərəs]
n. [化]磷;磷光体;
🗣️ 情景例句
It's a book of pictures.
这是一本摄影集。
What did he say in the letter?
他在信里说什么了？
It sped downhill at the end of the race and its driver had a lot of trouble trying to stop it.
它在接近终点时，冲下了山坡，驾驶员费了好大劲才把车停下来。