Cobalt crust
[化] 钴华; 八水合砷酸钴
🧩 词语组成解析
n. 钴, 钴类颜料\\n[化] 钴Co
crust
[krʌst]
n. 面包皮;外壳;硬外皮;地壳;
vt. 用外皮覆盖;在…上结硬皮;生痂儿;
vi. 结成外壳;结硬皮;
🗣️ 情景例句
Hello, my name is ... May I speak to ...?
喂， 我叫……我可以和……讲话吗？
Theings present are judged by things past.
欲断今日事，须知往日情。
Then you'll see the sign for the rest rooms.
你就可以看到厕所的牌子了。