Orthothecida
直管螺目
🗣️ 情景例句
and my math teacher's going to miss her.
而我的数学老师也会想念她。
A straight foot is not afraid of a crooked shoe.
身正不怕影子斜。
Boiling is always a good way of treating water.
烧开一直是水处理的一种好办法。