Dialkylphosphinate
二烃基亚磷酸酯
🗣️ 情景例句
Weight: eight pounds six ounces.
体重： 八磅六盎司。
I met one of the newscasters over at the television station.
我在电视公司遇到一位新闻播音员。
How long did it take you to accomplish this complicated job?
你花了多久才作完这复杂的活儿？