Hexinic acid
[化] 己炔酸
🧩 词语组成解析
🗣️ 情景例句
This is Alexandra Pappas, and this is my grandson Robbie,
这是Alexandra Pappas ，这是我孙子Robbie
By the way, before leaving this subject, I would like to add a few comments.
在结束这个问题之前顺便一提，我希望能再提出一些看法。
It's really nice of you. Thank you very much. said the man.
“你们真好。非常感谢你们”，那人说。