Chorionic shell
[医] 卵包壳
🧩 词语组成解析
[医] 绒[毛]膜的
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
Because the United States is the most important trade partner.
因为美国是我们最重要的贸易伙伴。
How deep?
多深？
Yes, it's going to be dry and sunny for the next two days.
听了，未来两天天气干燥、晴朗。