Triethyl
a. [化]三乙(烷)基的
🗣️ 情景例句
I had lots of fun tonight.
今晚我玩得很开心。
I plan to be here for over a year.
我计划在这里住一年以上。
It was upon this principle that the first instruments were made,
据这一原理，制造出了最初的地震仪器，