The all-new powerplant features a geared architecture allowing the front fan to spin three times slower than the core, thus optimising the speed of each section of the engine.

全新的动力装置以齿轮传动结构为特点，此结构允许前端风扇转速比中心部分慢3倍，优化了发动机各部分的速度。

youdao

youdao

He cools himself in front of an electric fan.

他在一个电扇前面吹凉。

《柯林斯英汉双解大词典》

They open bigger (in this case, only slightly bigger), but then fall much more quickly due to up-front fan excitement.

CNN: SHARE THIS

The objective is to put every fan front-and-center.

FORBES: NFL Experiments With Fan-Controlled In-Stadium Technology

It was, as well as a really slick marketing campaign to get the name Spotify in front of every music fan in America.

FORBES: Sean Parker And Daniel Ek's Plan To Save Music