Leucopterin
[化] 隐色蝶呤; 无色蝶呤\\n[医] 白蝶呤
🗣️ 情景例句
From ...?
打来的人是……
Did the chicken come before the egg?
先有鸡还是先有蛋？
Anyone who has played even in a school football match knows this.
即使是仅仅参加过学校足球赛的人也有种体会。