Celothel
体腔上皮, 间皮
🗣️ 情景例句
Good luck and best wishes on your career move.
祝你新的事业一帆风顺！
Where am I supposed to pay the excess train fare?
我应该在哪里补票？
During a second trip to the USA in 1912.
在1912年第二次赴美期间。