Hexylidene
亚己基
🗣️ 情景例句
Because it's also known now as Youth Day. So you see-
因为这个节日还被称为是青年节，所以你明白了-
The snake curls up.
蛇盘成一团。
The demand for our products has kept rising.
要求定购我们产品的人越来越多。