Lenk
[医][=leucine-enkephalin]亮氨酸-脑啡肽
🗣️ 情景例句
Where does it go?
放在哪儿？
A friend without faults will never be found.
没有缺点的朋友是永远找不到的。
A tramp may ask you for money, but he will never ask you to feel sorry for him.
游浪汉可能会向你讨钱，但他从来不要你可怜他。