Leptin
n. 瘦蛋白
🗣️ 情景例句
As you know, my reaction to Peter was extremely favorable when I met him.
如你所知，刚遇到彼德时我是非常喜欢他的。
More of our worries come from within than from without.
烦恼发乎内者多于发乎外。
It's rude to stare at other people.
盯着别人看是不礼貌的。