Cosanic acids
[化] 二十级酸; 二十级烷酸; 念酸(由C20到C29的廿酸)
🧩 词语组成解析
n. 酸, 酸类；有酸味的东西（acid的复数）
🗣️ 情景例句
If you roughhouse with a cat, you're going to get scratched.
如果你喜欢和猫嬉戏，可能会被爪子抓伤。
Car manufacturers are having a bad time.
汽车制造商的日子不好过。
We are going to have the final examination next week.
我们下周举行期末考试。