Naphthenates
[建] 环烷酸盐
🗣️ 情景例句
the quarterback on our football team.
我们足球队的四分卫。
Take one's courage in both hands.
勇往直前，敢作敢为。
No one discovers a rarity by chance.
无论是谁都不会一下子就发现一件珍品。