时速 shísù speed per hour
怎么记住“时速”: 时 time + 速 prompt = speed per hour.
汉字
用法
- Speed per hour - 时速一百公里 (shísù yìbǎi gōnglǐ) 100 km/h, 最高时速 (zuìgāo shísù) top speed.
- A compact noun for velocity measured hourly; common for cars, trains, wind.
- Used in the frame 时速 + number + 公里/千米.