Etching reagrnt
[機] 蝕刻劑
?? 詞語組成解析
etching
[['et?i?]]
n. 蝕刻版畫, 蝕刻畫, 蝕刻術\\n[化] 蝕刻; 浸蝕
??? 情景例句
Married women should be addressed as 'Mrs.'.
已婚的女性應被稱作 'Mrs。' 。
To float
飄浮
I'd say about half of the shipment is unusable.
我看大概有一半的貨不能用了。