Cocatanic acid
[建] 柯卡丹宁酸
🧩 词语组成解析
🗣️ 情景例句
I have a lot of work to do to get ready for tomorrow.
我得为明天做许多准备工作。
When I slept, he was out.
当我睡了时候，他外出了。
Recent scientific evidence seems to indicate that this assumption is incorrect.
但近期科学研究发现，好像这种假设是不正确的。