Pentaborane
n. [化]戊硼烷(用作火箭推进剂)
🗣️ 情景例句
What basic principles do you apply to your life?
你在生活中最基本原则是什么？
Marriage is a lottery.
婚姻是一件难于预料的事。
I don't like stories that which have unhappy endings.
我不喜欢结尾不是大团圆的故事。