1919, "of or having to do with sound waves beyond the limit of human hearing," from super- + sonic. Attested from 1934 in sense of "exceeding the speed of sound" (especially as a measure of aircraft speed), leaving the original sense to ultrasonic (1923).
双语例句
1. There was a huge bang; it sounded like a supersonic jet.
传来一声巨响，听起来像是超音速喷气式飞机的声音。
来自柯林斯例句
2. These planes travel at supersonic speeds.
这些飞机以超音速的速度飞行.
来自《简明英汉词典》
3. Supersonic flight could become a routine form of travel in the 21st century.
搭乘超音速飞机会成为21世纪常规的旅行方式。
来自柯林斯例句
4. A snail by comparison is supersonic.
相形之下,蜗牛的爬行倒可说是超音速的了.
来自辞典例句
5. In conclusion we note the following general items concerning flow in supersonic nozzles.
