Trialkyl
三烃基, 三烷基
🗣️ 情景例句
I have been a poor student of foreign languages.
外语就学得不好。
Recently, I have learned a lot of new things about myself.
最近，我学到了许多自己以前不明白的事理。
What do you think of it?
你觉得怎么样？