Phosphinimyl
亚氨膦基
🗣️ 情景例句
What time do your classes start?
你的课什么时候开始？
He came to give us a talk yesterday.
他昨天给我们作了一次演讲。
She said she couldn't make up her mind. She said she would have to ask her future husband.
她说她还拿不定主意。她说她得问问她的未婚夫。