cycle: n.1.循环,周期,一转。2.周时,周年,年纪。3.(诗、故事等的)始末。4.自行车,三轮车,摩托车。5.【电学】周波;【数学】环;【拓】闭链;【地质学;地理学】旋徊;【植物;植物学】(从枯凋到再生的)一轮迥;天体运转的轨道。短语和例子the business cycle 商业盛衰的周期性。 the life cycle 【生物学】生命周期,生活史。 the Arthuri
We are always concerned about the technical improvement and market exploitation of mineral oil . since 1958 , the " hr double cycles " brand has become very popular in southeast asia H R双环牌白油系列产品从1958年就开始进入国际市场,特别是在东南亚地区已形成较高的品牌知名度。