Leucopterin
[化] 隐色蝶呤; 无色蝶呤\\n[医] 白蝶呤
🗣️ 情景例句
OK.
好。
Congratulations on your winning the prize.
我恭喜你得奖了。
Then he spoke slowly, but I could not understand him.
于是他说得慢了，可我还是听不懂。