混合燃料汽车只是为城市居民设计的，在高速路上其效率会降低。此外，我还不知道到时更换电池时要花多少钱。

Hybrids also are only designed for cities, as their efficiency decreases on the highway. Plus, I never seem to hear about how much those batteries cost once replacement time arrives.

youdao

混合燃料汽车只是为城市居民设计的，在高速路上其效率会降低。此外，我还不知道到时更换电池时要花多少钱。

Hybrids also are only designed for cities, as their efficiency decreases on the highway. Plus, I never seem to hear about how much those batteries cost once replacement time arrives.

youdao