Quadricyclane
四環庚烷
??? 情景例句
That's right. Grandpa hangs it there for good luck.
是的。爺爺把它放在那兒 以求好運。
I hope you can have a good time on your trip.
我希望你的旅途有個好的時光。
There are plenty of high-rise windowsills to fall from! One cat, Sabrina, fell 32 storeys, yet only suffered from a broken tooth.
有一只叫薩伯瑞的貓從32層樓上掉下來，但只摔斷一顆牙。