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
I don't think we should see each other any more.
我觉得以后咱们还是别再见面了。
Let me see. That would be $40.00 a day plus 38 cents a mile.
让我瞧瞧。一天40美元，每英里外加3角8分。
The doctor looked over Mrs Brown very carefully.
医生非常仔细地给布朗夫人作了检查。