cyclecy.cle[`saIkl; ˋsaikl]《源自希腊文“圆”的意思》可数名词1 a. (完成一连串现象的) 循环期; 周期→ life cyclethe solar ~0→ solar 1move in a ~周期性地循环b. (季节、事件等的) 一循环,一周期the ~ of the seasons [the year]季节 [年] 循环c ...
periodpe.ri.od[`pIrIəd; ˋpiəriəd]《源自拉丁文“一圈的路”的意思》可数名词1 期间at stated ~s在定期,在前述的期间a short ~ of time短期间[时]for a [the] ~ of six years =for a six-year ~六年间【同义字】period 期间,与时间的长短无关era 有 ...
wheelwheel[hwil, wil; wi:l, hwi:l]名词1 (C)车轮,轮子(cf. simple machine)the front [rear] ~s前[后]轮four-wheel [front-wheel] drive四轮 [前轮] 驱动2 [the ~]a. (汽车的) 方向盘→ steering wheelsit behind [at] the ~坐在方向盘后面 [驾驶座]ta ...