Caseidin
n. [生化]酪蛋白免疫素
🗣️ 情景例句
Who wants to begin?
谁先开始？
He is attending a conference now.
他正在出席会议。
Dead? Pans can't die! How can a pan die? I've never heard of that before!
死了？锅是不会死的！锅怎么会死呢？我从来没有听说过这种事！