Echidnotoxin
蛇毒蛋白
🗣️ 情景例句
The bible is a literary classic of the ancient world.
圣经是一部古代文学经典著作。
Why didn't you come?
为什么你不来？
Hey, Jim! Can I borrow your ruler?
吉姆， 我能借用一下你的尺子吧！