Dodecanedioic acid
[化] 十二烷二酸; 十二烷双酸
🧩 词语组成解析
🗣️ 情景例句
I've been trying
我一直努力
Let me introduce myself.
让我自我介绍一下。
On the other hand, I felt sad that I wasn't able to tell my grandparents that we were safe.
另一方面，我为不能告诉我的祖父母我们十分安全而感到难过。