Shell construction
[化] 薄壳结构
🧩 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
You're welcome to come over any time, you'll always have a place to stay.
我们欢迎你任何时候过来，这里是你永远的家。
Rome was not built in a day.
罗马并非一日可建成；坚持必成。
He had to choose between death and dishonor.
他不得不在死亡和耻辱之间选择。