Spirocyclane
螺环烷(专指：螺戊烷)
🗣️ 情景例句
Stay on that road, and you'll cross a blue bridge.
沿着路开下去 ，你会经过一座蓝色的桥。
I got there by plane.
我坐飞机去的。
This is by far the largest cake in the world.
这是目前世界上最大的蛋糕了。