Incrustant
水垢
🗣️ 情景例句
We have already conceded, it's in your hands now.
我已经做出让步，现在决定权在你手中。
What does your father do?
你父亲做什么工作？
When a marked bee returned to the hive from the feeding table, Von Frisch watched through the glass.
当一只有记号的蜜蜂从喂食桌回到蜂箱时。