Hosmometry
渗透压(力)测定法
🗣️ 情景例句
Congratulations!
恭喜你
There are three apples on the plate.
盘子上面有三个苹果。
How did the bees know exactly in which diection to fly?
蜜蜂是怎样确切地知道朝哪个方向飞呢？