吸入、呼出，然后再切换往复。
现在货币的制造比以往复杂得多。
Money making is much more complicated now than it has ever been.
于是你始终这么循环往复着。对吗？
他就是他为什么要远道赶往复活岛。
倒不是你的灵魂是循环往复的。
这种集市模式每周循环往复。
往复式压缩机在运行中容易磨损和断裂。
Reciprocating compressors are prone to wear and tear during operation.
也能够从右下方或左下方往上往复运转。
It can also run up and down from the lower right or lower left.
拖到绘图页上。右击可成为顺序往复阀。
Drag onto the page. Right-click to make a priority shuttle valve.
警告：不要用于往复式空气压缩机管路。
WARNING: Do not use for Reciprocating Air Compressor Service.
往复式织跟和脚趾适合性和舒适性更好。
声音是由振动引起的。振动就是往复运动。
Sound is caused by vibrations. A vibration is a back and forth movement.
警告：不要用在往复式空气压缩机管线上。
Warning - Do Not Use For Reciprocating Air Compressor Service.
往复泵启动前必须将排出管路中的阀门打开。
Reciprocating pump discharge pipe must be before the start of the valve to open.
失败了就站起来继续尝试。如此循环往复。
直流直流是指没有正负极性往复变化的电流。
Direct current (DC) Direct current is current with no reversals in polarity.
这又驱动了保险价格的进一步上升，循环往复。
That drives up the price of insurance further, setting the cycle in motion again.
研制出一种新型往复式混炼螺杆的结构形式。
The structure of a new type of reciprocating kneading screw is brought forward.
年复一年，循环往复。
中国传统的社会时间观念是循环往复的时间观；
However, the social sense of time in Chinese tradition is cyclical.
企业核心竞争力的培育是一个循环往复的过程。
The cultivation of core competition power in an enterprise is a circulating process.
试想一下，每天早上醒来，发现日子不断往复吧！
Imagine you wake up every morning only to find the day never goes!
而双作用式泥浆泵每往复一次完成两次吸排水行动。
The double acting reciprocating mud pump one time every two suction drainage action.
这些加工方法涉及到往复进给运动、间歇分度运动等。
These methods cover to-and-fro feed movement andintermittent movement.
这感觉糟糕极了，就像是绕着运动场循环往复地奔跑。
It does not feel good, and it is like running around the playground, circularly, constantly.
根据这些答案他又提出更进一步的问题，如此往复下去。
根据这些答案他又提出更进一步的问题，如此往复下去。
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