Caseinum
酪蛋白
🗣️ 情景例句
These knives are guaranteed never to go blunt.
这些刀保证不会变钝。
Mary, this is Joe's brother David.
玛丽，这是乔的兄弟戴维。
Everything around him was full of her presence, continually reopening the wound.
他身边的一切都是母亲的影子不断勾起他的伤感。