Shell theory
[计] 壳体理论
🧩 词语组成解析
shell
[ʃel]
n. （贝、卵、坚果等的）壳;外壳;炮弹;（人的）表面性格;
vt. 去壳，脱落;炮击;
vi. 剥皮;炮轰;
🗣️ 情景例句
Mom, that would be terrific!
那太棒了，妈！
When the light went out, I was cleaning the yard.
当熄灯的时候，我在清理庭院。
No, he didn't!
没有！