Pona
abbr. paraffin; olefin; naphthene; aromatic (test for petroleum octane rating) 链烷烃
🗣️ 情景例句
That's a practicable course of action.
那是一个切合实际的行动方案。
False tongue will hardly speak truth.
虚伪者不肯说真话。
And what's this?
那么这个呢？