battery pack的用法和樣例：
例句
- Cars and truckes use the quick replacement battery as its power.
汽車(chē)和卡車(chē)可以迅速替換的電池組作動(dòng)力。 - Since the batteries used in the EV are in series, it is difficult to test the voltage of every single battery.
摘要電動(dòng)汽車(chē)蓄電池組由多個(gè)蓄電池串聯(lián)組成，電壓的測量有一定困難。
