shì​fēi

test fly

试飞 試飛 shì​fēi
test fly noun
to conduct a trial flight of a new or repaired aircraft to test performance, or to test a new air route
test flight
a trial flight or flight test for checking the indicators and performance of an aircraft

Frequency

Movie subtitles
0.420 per million appears in 0% of films
Written text
2.40 per million

Sources