1.
The engine cracked on the first test flight.
在首次试飞时，发动机发生裂纹。
2.
The first trial flight of supersonic airliner Concorde took place at Bristol.
协和"超音速飞机在布里斯托尔首次试飞。
3.
1969 The first trial flight of supersonic airliner Concorde took place at Bristol.
"协和"超音速飞机在布里斯托尔首次试飞。
4.
The student essayed his first solo flight.
该学员尝试作首次单独飞行。
5.
This is the first time that this type of missile has been test-fired that has a range of 290 km.
这是首次试射这型飞弹，其射程达两百九十公里。
6.
The U.S. space shuttle took to the air for the first time on February 18, attached to the top of a Boeing 747 jet.
美国航天飞机于2月18日首次试航，航天飞机驮在波音747喷气飞机的背上。
7.
The first flight of a space shuttle into orbit took place in 1981.
1981年首次将航天飞机送进轨道的飞行。
8.
A British airship was the first to cross the Atlantic Ocean and return.
一艘英国飞艇首次飞越大西洋并返回。
9.
The trainee pilot flew his first solo today.
那个受训的飞行员今天首次单独飞行.
10.
She saw her first young bird on the edge of the nest trying his wings to flying into the world.
她看到她的一只雏鸟已首次伏到巢边跃跃欲试地扑打着翅膀，准备飞向广阔的世界。
11.
Paradoxically, the significance of testing may have been better appreciated by the first successful flyers than by some of their successors.
矛盾的是首次飞行成功的人比之他们的后继人更加懂得试验的重要性。
12.
The first development in modern transportation was the steamship.
现代交通工具的首次飞跃是轮船。
13.
China successfully launched its first manned spacecraft.
中国首次载人航天飞行取得圆满成功。
14.
1903 -- The Wright brothers complete an airplane flight.
§１９０３年——赖特兄弟完成首次飞行。
15.
Four other men watched the Wright brothers' first flights.
有四人观看了赖特兄弟的首次飞行。
16.
They were the first two Englishmen to fly the Atlantic.
他们是首次飞越大西洋的两个英国人。
17.
Flying across the Atlantic for the first time was a great achievement
首次飞跃大西洋是一项了不起的业绩。
18.
The aircraft behaved well on its first test flight.
飞机在第一次试飞中性能良好。