Pyrazinotropone
环庚并吡嗪酮
🗣️ 情景例句
Keep a small English dictionary with you at all time.
随身携带一本小英文字典。
Did you make bean milk yourself?
你自己亲自做豆奶？
People change, but they don't suddenly chnge from being right-handed to being left-handed.
人会变，但他们不会从惯用右手而突然转变成左撇子的。