Pona number
[化] 波纳值
🧩 词语组成解析
abbr. paraffin; olefin; naphthene; aromatic (test for petroleum octane rating) 链烷烃
🗣️ 情景例句
I'm not really sure.
我不是太有把握。
Where there is a will,, there is a way(or skill).
有决心，就有办法。
In Miss Gao's class there are forty-six students.
在高老师的班上有四十六个学生。