| 释义 | rotary1 adjectiverotary2 nounrotaryro‧ta‧ry1 /ˈrəʊtəri $ ˈroʊ-/ adjective [only before noun]    rotaryOrigin:1700-1800 Medieval Latin rotarius, from Latin rota;  ➔ ROTATE a rotary dial phonethe rotary movement of the helicopter's blades
 Beat in eggs one at a time, using a rotary beater, until satiny and fluffy.Between these two displays are the rotary encoder control and four push buttons.Men's razors some in two styles, either with a foil head or with rotary heads.Not long after our purchase, the rotary engine, well, melted.Telephones used to have slower rotary dials.The Linotype machine and high-capacity rotary press produced mass circulation newspapers, which-until radio and television came along-largely replaced personal-encounter politics.There were about 45 rotary steam corn mills built before 1800.This in turn made it a simple matter to adapt Watt's engine to provide rotary motion.
► Engineering1turning in a circle around a fixed point, like a wheel:boiler, nouncamshaft, nounchuck, nouncollar, nounconsole, nouncylinder, noundecompress, verbdiggings, noundrag, nounengagement, nounengine, nounengineer, nounengineer, verbexhaust, nounhydraulics, nounlubricant, nounlubricate, verbmetal fatigue, nounperformance, nounpipe fitter, nounpipeline, nounpiston, nounplunger, nounregulator, nounrig, nounrivet, verbrotary, adjectivesafety valve, nounseparator, nounshaft, nounshockproof, adjectivesparking plug, nounspark plug, nounspindle, nounstarter, nounstreamline, verbtheodolite, nountorsion, nountruss, nountune, verbtune-up, nountunnel, verbturboprop, nounwind tunnel, noun  the rotary movement of the helicopter blades2having a main part that turns like a wheel:  a rotary enginerotary1 adjectiverotary2 nounrotaryrotary2 noun (plural rotaries) [countable]    American English a roundabout |