Plethysm
器官血量变化
🗣️ 情景例句
I have worked hard at my major subject.
我对主修课特别用功。
Five cats and a man were involved in an accident.
五只猫和一个男人被卷入那场意外里面。
No one could account for the fact that one of the boxes was extremely heavy.
其中有只箱子特别重，可谁也弄不清是怎么回事。