Hexinic acid
[化] 己炔酸
🧩 词语组成解析
🗣️ 情景例句
Do you have any friends in the import or export field?
你有在进出口领域工作的朋友吗？
The cobbler must stick to his last.
安分守己。
Excuse me, Miss Yang, she said.
“请原谅，杨小姐，”她说。