- skyrocket (n.)
[skyrocket 词源字典]
- 1680s, type of firework, from sky (n.) + rocket (n.2). The verb, in the figurative sense of "to rise abruptly and rapidly" (often with suggestion of 'and then explode and vanish'") is attested from 1895.[skyrocket etymology, skyrocket origin, 英语词源]