• introduce ⪢⪢
http://qindex.info/i.php?x=14124

• introduce ⪢⪢
http://qindex.info/i.php?x=14125

○○○ prototype ⪢⪢
He introduced his prototype to the motor cycle company.
http://qindex.info/i.php?x=19669

○○○ legislation ⪢⪢
As progress continued on the ISS, China stated their desire to join the ISS as a new member. However _____ introduced by US Congress in 2011 eliminated the possibility of China joining the ISS.
http://qindex.info/i.php?x=15348

○○○ Azure Fighter ⪢⪢
And in Taiwan, an environmental group introduces a new vehicle designed to clean plastic waste from the ocean called the "Azure Fighter".
http://qindex.info/i.php?x=20793

○○○ Northrop Grumman ⪢⪢
In 2011, Northrop Grumman introduced the top secret X-47B, an unmanned aerial combat vehicle boasting some very impressive capabilities.
http://qindex.info/i.php?x=22553

○○○ backbone ⪢⪢
Though introduced 30 years after helicopters were a part of the U.S. air fleet, the CH-47 Chinook became the backbone of numerous major operations carried out by the military.
http://qindex.info/i.php?x=26416

◌◌◌ fracking
Bernie Sanders Introduces Bill To Ban Fracking
http://qindex.info/i.php?x=3507

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