A mileometer is the instrument in a car that shows how many miles the car has travelled in its whole life, not how fast it is going right now. Drivers look at it to judge how much work a car has done, when to service it, or whether a used car has a long history.

A mileometer isMileometer是 the instrument in a car車上的儀器 that shows how many miles the car has travelled in its whole life顯示這輛車一生總共開了多少英里 not how fast it is going right now不是顯示現在開多快 Drivers look at it駕駛人看它 to judge how much work a car has done來判斷一輛車已經跑了多少里程 when to service it什麼時候該保養 or whether a used car has a long history或是一輛中古車是不是有很長的使用歷史

This spelling is British (you will also see milometer). In American English the usual word is odometer, and many textbooks use that.

This spelling is British這個拼法是英式的 you will also see milometer你也會看到milometer這個寫法 In American English the usual word is odometer美式英語常用的字是odometer and many textbooks use that很多教科書也用這個字

Though actually, most cars in Taiwan count kilometres, so the English name is a little behind the dashboard — people still call the same clock a mileometer in British English, even when the number is in km. It is not the speedometer: that one tells you your speed at this moment.

Though actually不過話說回來 most cars in Taiwan count kilometres台灣大部分車子算的是公里 so the English name is a little behind the dashboard所以這個英文名字跟儀表板有點脫節 people still call the same clock a mileometer in British English英式英語裡大家還是把同一個錶叫做mileometer even when the number is in km就算數字顯示的是公里 It is not the speedometer它不是speedometer that one tells you your speed at this momentspeedometer告訴你的是你現在這一刻的速度