Ibit
氧碘鞣酸铋
🗣️ 情景例句
When are they coming?
他们什么时候来？
I've been part of this project since its beginning.
从一开始我就参与这个计划。
Harrison had thought of everything except the weather.
哈里森把每件事情都考虑到了，唯独没想到天气。