Dichlorophosphination
[化] 二氯膦化作用
🗣️ 情景例句
will read a poem by Robert Frost.
要朗读Robert Frost作的一首诗。
The fire is the test of gold;adversity of strong man.
烈火试真金，困苦炼壮士。
I left at 6:00 so that I could catch the train.
我六点钟出门，以便赶上火车。