Derailleur
n. <法>(自行车)变速器, 装有变速器的自行车
🗣️ 情景例句
How do you feel about the last part of the letter?
你对最后一部分有什么看法呢？
If you always say NO,never be married.
常常说“不”字，永远难结婚。
I'd like to come and cover the walls with some bright paintings.
我愿意给墙上画几幅色彩鲜艳的画。