划水: arm pull周期: period; cycle; circle; revol ...抽水周期: water transfer period灌水周期: watering period洪水周期: flood cycle降水周期: cycle in precipitation蓄水周期: storage cycle轴水周期: water transfer period注水周期: water injection cycle; waterflood cycle湖泊换水周期: lake residence period划水: arm pull (游泳)羊水周转: amniotic fluid turnover划水臂: pulling arm划水式: face piercing; face-piercing带划水掌划水: paddle pull羊水周转障碍: disorder of amniotic fluid turnover长划臂划水: long sweeping pull沉肘划水: dropped elbow pull高提肘划水: over the barrel规划水平: planning level红烧划水: braised fish tail in brown sauce; braised grass carp tail with brown sauce; fish tails in brown sauce弧形划水: rounded and outward pulling划水板练习: paddle work划水动作: drive划水方向: sculling direction