倍增 (bèi zēng): to double

Since the company moved to the city center, the employees' work efficiency has doubled, and performance has also improved a lot.

Upon hearing the good news, his confidence doubled, and he decided to start implementing the new plan the next day.

With the spread of the Internet, the speed of information dissemination has doubled, and people have more channels to get news.

A word of encouragement from the teacher doubled his courage; he was no longer afraid to speak in front of others.

Because this restaurant was featured on a TV program, its customer traffic doubled, and the owner had to extend business hours.