Pentapropyl
五丙基
🗣️ 情景例句
The price for one person for a ten-day tour is only $ 1088, which includes round-trip airfare.
十日游每人只要1088美元。这个费用包括来回机票。
That's nice. Where?
好啊，去哪儿了？
The smoke from the fire rose and found its way outside and the light danced over the roof of the cave.
缕缕青烟从火中升起，飘出洞外，火光在洞顶上闪耀。