Opalescin
乳白蛋白
🗣️ 情景例句
Hmm. Anything else?
嗯， 还有其他事吗？
By the street of Bye and bye one arrives at the house of Never.
迁延因循，一事无成。
You might try one of our cheaper components.
你试试这种较便宜的组件怎样？