| 单词 | passenger-mile |
| 释义 | > as lemmaspassenger-mile passenger-mile n. a unit of traffic measurement representing one passenger travelling a distance of one mile. ΘΚΠ the world > relative properties > measurement > measurement of length > [noun] > units of length or distance > mile > distance in miles > unit of distance travelled train mile1846 vehicle mile1871 passenger-mile1888 seat-mile1953 1888 Jrnl. Royal Statist. Soc. 51 30 They might take an average of a ton-mile or a passenger-mile for metropolitan traffic. 1943 Jrnl. Royal Aeronaut. Soc. 47 249 An expectation that the accident rate can..be reduced to a long-term average of no more than 1·0 fatality per 100,000,000 passenger-miles. 1990 C. Rose Dirty Man of Europe (1991) vi. 185 Buses were deregulated and passenger-miles dropped 10%. < as lemmas |
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