Bioxindol

異靛藍(lán)

??? 情景例句

using as many letters as possible.
盡可能多用字母,
I owe you one.
我欠你一個(gè)人情。
Yes, I see. How can they get rid of waste water in this way? What a terrible colour the sea is now! It looks as if our class won't be able to bathe at all.
是的,我看見了。他們怎么能這樣排放廢水呢?海水的顏色多么可怕呀!看來我們班同學(xué)根本不能在這里游泳。
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