Petrosphere
[医] 地壳
🗣️ 情景例句
I like to study in the library because it's so quiet.
我喜欢在图书馆学习因为那儿很安静。
A horse that will not carry a saddle must have no oats.
不愿加鞍的马，不得吃燕麦。
After jumping about on the carpet and twisting the human frame into uncomfortable positions,
我在地毯上跳来蹦过去，扭曲身子，摆出各种姿势，弄得浑身不舒服，