test flight

• n. 试飞；试验飞行

test flight的用法和样例：

例句

用作名词 (n.)

1. The trial flight has made the grade.
   试飞成功。
2. The engine cracked on the first test flight.
   在首次试飞时，发动机发生裂纹。
3. Our test flight was to discover the bugs in the new plane.
   试验飞行是为了发现新飞机有何毛病。
4. The first orbital test flight is scheduled for just two and a half years from now.
   预计第一次轨道试验飞行将在两年半后进行。