英语词汇“θ213942”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	θ213942
释义	society > occupation and work > equipment > machine > machines which impart power > engine > steam engine > [noun] > parts of > valves > devices for opening or closing (6) scoggan1719 An automatic contrivance for opening valves in Newcomen's steam engine 1713. (See quot. 1744.) plug-frame1734 a device attached to the beam of a steam engine, for opening and closing the valves of the cylinder. spanner1773 Mechanics. A bar or lever for opening the valves of a steam-engine (see quots.). plug-tree1782 = plug-frame n. plug-rod1794 (a) a pump-rod; (b) = plug-frame n. throttle lever1839 a lever used to control a throttle valve.
随便看	come lie under, within, beyond, out of the cognizance come mumbudgeting come natural come naturally to come near come near to come no higher come now come nowhere come of come of age come of good etc kin come of good kin come of good noble kin come off come off bluely come off come by the worst come off come off by the worst come off come to the worst come off flee with the worst come off it come off lightly come off on come off one's perch come off second best

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