Protactinium
n. 镤\\n[化] 镤Pa
🏥 医学释义
钋
🗣️ 情景例句
I don't want to interrupt her school year.
我不愿意打断她这个学年。
Being on sea, sail; being on land, settle.
随遇而安。
The student did in an archway nearby where he could watch and hear everything that went on.
那个学生躲在附近一拱形的门廊里，在那儿可以看见、听到现场发生的一切。