Synthane
六氟三氟甲氧基丙烷
🗣️ 情景例句
How old are you, Gerald?
Gerald，你今年多大啦！
How do other racers feel?
他的赛车同伴怎么想？
The Crystal Palace was different from all other buildings in the world, for it was made of iron and glass.
这座水晶宫不同于世界上所有的其他建筑，因为它是用钢和玻璃建成的。