Crystogen
[机] 胱氨酸
🗣️ 情景例句
It's a good investment.
这是一项好投资。
I certainly didn't intend to cause you so much inconvenience.
我当然不打算引起你如此多的不方便。
Sam and I had lunch together today. We went to a restaurant.
我和萨姆今天一起吃的午饭。我们去了一家饭店。