Unpolluted
a. 未被污染的, 清潔的, 未被玷污的, 清白的
? 同義詞
?? 反義詞
??? 情景例句
What did you say? I didn't quite get that.
你說什么？我沒聽清楚。
It's awesome.
棒極了。
I like having a twin sister.
我喜歡有一個孿生姐姐。