Cobaltous oxide
[化] 氧化鈷
?? 詞語組成解析
a. (正)鈷的, 二價鈷的\\n[建] (正)鈷的, 二價鈷的
oxide
['ɑksa?d]
n. [化]氧化物;
??? 情景例句
how you see the building being used.
你們計劃如何使用這棟建筑。
I played outside this morning.
我今早在外面玩。
May I have a look at it, please?
我可以看一看嗎？