Naphthenic
環(huán)烷的, (脂)環(huán)烴的
??? 情景例句
Is it a two-bedroom house?
是兩個(gè)臥室的嗎？
What time is it now?
現(xiàn)在幾點(diǎn)？
We live in a place called Gum Tree.
我們住在一個(gè)叫桉樹的地方。