Gonidium
藻(细)胞
🗣️ 情景例句
In town. At the hardware store.
在镇上。在五金行里。
Snowman
雪人
Why does aperson standing in a bus or train tend to fall when a sudden start is made?
一个人站在公共汽车或火车上，当车突然开动时，他为什么会倾倒呢？