| 释义 |
▪ I. tonne|tʌn, ˈtʌnɪ|
[a. Fr.: = ton1.]
The French word for ton, adopted in English use to denote a metric ton of 1000 kilogrammes (ton1 4).
1877Rep. Brit. Assoc. Adv. Sci. 1876 ii. 32 The Tonne is the mass or quantity of matter contained in a cubic metre of water, and is very nearly the same as the British Ton. 1930Engineering 25 July 119/3 Each of the two high-pressure turbines takes some 224 tonnes of steam per hour. 1953Economist 28 Mar. 902/1 The country's refining capacity, in terms of crude oil throughput, was about 23 million tonnes a year. 1972Which? May 130/3 The British Steel Corporation, going metric but realising the possible confusion between a ton and a tonne (1,000 kilograms) has directed its staff to pronounce ‘tonne’ ‘tunnie’. 1975B.S.I. News Apr. 5/1 Our units committee has been asked to advise how, in speech, confusion between ‘tonne’ and ‘ton’ can best be avoided. Their advice is simply this: when saying the word ‘tonne’ never say it alone; always say ‘metric tonne’. 1977A. Hallam Planet Earth 24/2 Meteorites vary in weight from a few tens of grammes to several tonnes. 1981Southern Horticulture (N.Z.) Spring 3 It should be possible to achieve yields of 5 tonne/ha or more from mature roots.
▪ II. tonne
obs. form of ton, tun. |