qì chē / shàng pō / shí / jià shǐ yuán / huì / gēn jù / chē sù / hé / lù kuàng / xuǎn zé / hé shì / de / dǎng wèi / bú huì / yì zhí / shǐ yòng / gāo sù dǎng

汽车上坡时，驾驶员会根据车速和路况选择合适的挡位，不会一直使用高速挡。

When a car is going uphill, the driver chooses a suitable gear according to the speed and road conditions rather than staying in high gear.