Cocatanic acid
[建] 柯卡丹宁酸
🧩 词语组成解析
🗣️ 情景例句
But ... I'll miss him.
但是……我会想他的。
I hope he will be able to find it.
我希望他会找到它。
One man was told to fix up an air-line to provide compressed air for the machines they were using.
有个工人被派去安装"供气管"，给他们正在使用的机器提供压缩空气。