Shells
n. 贝壳（shell的复数）
✅ 同义词
🗣️ 情景例句
I think something he can use is the best. A watch or something.
最好是实用的，像手表啦或什么的。
When does it arrive?
什么时候到那儿？
Though a number of descents have been made, much of it still remains to be explored.
人们多次进入洞内探险，但至今尚有不少东西有待勘探。