例句與造句

1. Push pull outputs are present in amplifiers, and are usually realized as a complementary pair of transistors, one dissipating or " sinking " current from the load to ground or a negative power supply, and the other supplying or " sourcing " current to the load from a positive power supply.
2. It's difficult to find complementary pair of transistors in a sentence. 用complementary pair of transistors造句挺難的