单词 | oversquare |
释义 | oversquare, a. (stress variable) [over- 28.] Of an internal-combustion engine or its cylinders: having a bore greater than the stroke.
1959Times 23 Sept. 5/4 The new engine is ‘over-square’ and has a cubic capacity of 61/4 litres. 1966Economist 9 July p. xxv/1, If exaggerated, the over-square cylinder tends to have a wafer-thin combustion chamber with limited compression turbulence, and to suffer from indifferent combustion at low operating speeds. 1967Ibid. 8 July p. xxix/1, Hauliers also fear wear on the fast (up to 3,300 rpm) V-engines: these are often oversquare, with neat chunky cylinders. 1971Motor 16 June 26/1 The new 1971 cc engine in the 504 is a four-cylinder in-line oversquare unit. |

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