Pentaborane
n. [化]戊硼烷(用作火箭推进剂)
🗣️ 情景例句
Crossing the Luohu border is a nightmare on holidays and weekends.
节日或者周未过后边毕业班检查站简直就是场恶梦。
He is easily offended.
他容易生气。
I only decided to get one today.
我只是今天才决定买的。