In nineteen thirty, she became the first woman in the United States to get a pilot's license to fly a glider, which does not have an engine.

VOA: special.2009.06.28

Geithner argues that major exporting nations can no longer look to the United States as an engine that will pull their economies out of recession.

VOA: standard.2009.09.25

The ash clouds include particles of rock, glass and sand that can get into an aircraft's engine and cause it to stall.

VOA: standard.2010.04.17

Engineers discovered the problem during fueling, and worried that any excess hydrogen on the launch pad could cause an explosion during engine ignition.

VOA: standard.2009.03.15

"It is an important piece of the economic engine of the fisheries in the Gulf of Mexico.

VOA: standard.2010.05.26