Jack heard the engines straining to keep the aircraft aloft. Then they cut out and the wheels slammed onto the runway, too hard for the landing gear to support the impact.

杰克听到发动机悲鸣着尽量让飞机滞空，突然声音消失了，轮胎重重落在跑道上，巨大的冲击力令起落架不堪重负。

youdao

The gears and gear brackets may be either cast iron or cast steel and may have cast or cut teeth, depending on the loads and the application.

齿轮和齿轮托可以是铸铁或铸钢，可以有铸造或机加工的齿轮齿，取决于负载和应用环境。

youdao

The scraping cutter is used with an oblique Angle to cut a gear, and the working Angle is changed during scraping.

弧齿锥齿轮刮削刀盘采用了斜角切削，在刮削过程中工作角度发生了变化。

youdao

As a novice biker, it took me time to adjust to the reality of such statistics and it was only after a couple of poorly equipped 25-mile rides that I realized it would be difficult to cut corners on cycling gear.

FORBES: Sluggish Economy Doesn't Slow Down Outdoor Sports, Like Cycling

Computerized trading--much of it kicked into gear by algorithmic programs designed to cut large orders into tiny slices to find the best prices (see "Stealth Trading")--now accounts for more than half the volume on U.S. exchanges.

FORBES: Get Briefed: Robert Greifeld

Cut through a Sonet ring and the highly reliable optical gear just sends traffic in the other direction.

FORBES: The God Box