Pentafluoride
五氟化物
🗣️ 情景例句
He had a great capacity for learning.
他的学习能力很强。
If you buy that home,will you spend the rest of your life there?
如果你买那住宅，你将在这里过余下的日子吗？
All that afternoon, I jumped and sang and did all kinds of things.
那天整个下午我跳呀，唱呀，做出各种样子逗她。