Pentadecyl
十五(烷)基
🗣️ 情景例句
Glad to meet you too.
我也很高兴认识你。
It's not up to his usual standard.
这次没有达到他平时的水平。
The children were running to move the bag of rice when they heard the sound of a motorbike.
孩子们跑去搬那包大米，这时他们听到摩托车的声音。