test-flown['testfləun]

• vt.test-fly的变形

test-fly['testflai]

• vt.
  • 试飞；进行…的试飞：

    to test-fly a new airplane

    试飞新飞机

• n.
  • (新飞行器的)试飞
• 变形:

  vt.test-flew.test-flown.test-flying