Xanthopterin
黄蝶呤, 2-氨基-4, 6-二羟基蝶呤
🗣️ 情景例句
I'd want to stay home and be near him all the time, too.
我也要整天都在他身边。
Why didn't you go?
为什么你不去？
And he promptly handed the sheet of paper to the gaoler.
说完，他一下子把信递给狱卒。