Escin
七叶树(溶血)皂角素
🗣️ 情景例句
Either I'm at the hospital doing paperwork,
不是我在医院办公事，
Still waters have deep bottoms.
静水常深。
I like listening to the radio, but I can't spend much time on it.
我喜欢听收音机，但不能花太多的时间。