Pentaborane 9
[化] 戊硼烷9
🧩 词语组成解析
n. [化]戊硼烷(用作火箭推进剂)
🗣️ 情景例句
I like to listen to the music and to play piano and occasionally to go swimming.
我喜欢听音乐、弹钢琴，有时候去游泳。
Can I get a seat for today's 7:00 a.m. train?
我可以买到今天上午7点的火车座位吗？
Then he sits and barks until someone lets him out.
这之后他就坐下汪汪叫起来，直到有人来把它放出去。