So can the movement of aphids when, having depleted the young leaves on one food plant, their offspring then fly onward to a different host plant, with no one aphid ever returning to where it started.
蚜虫的运动也是如此，当吃完一株食用植物的幼叶，它们的后代会飞到另一株宿主植物上，没有蚜虫会再回到最初的地方。
So the chance of dinosaurs ever returning to the earth is merely a dream.
恐龙重返地球的可能性只不过是一个梦。
I think I have heard that Mr Bingley has not much idea of ever returning to Netherfield again?
我想我听说过，彬格莱先生不怎么打算再回尼日斐了？
'I think I have heard that Mr Bingley has not much idea of ever returning to Netherfield again?'
我想我听说过，彬格莱先生不怎么打算再回尼日斐了？
The wind blows to the south and turns to the north; round and round it goes, ever returning on its course.
风往南刮，又向北转，不住地旋转，而且返回转行原道。
After seven years on the road without ever returning home, this married couple from Somerset have already beaten the record for the longest continuous motorbike ride in history.
在旅途上七年没有回家，这对来自Somerset的已婚夫妇已经打破了摩托车连续旅行时间最长的历史记录。
Some people live with their elderly parents; many more adult children are returning to the family home, if they ever left.
有些人与年迈的父母住在一起；更多的成年子女即使曾经离开过，也会回到家里。
Here's another classic startup story: Ever get charged a fee for returning a video late?
这里是另一个经典的创业故事：你是否有过因晚还录像带而罚款的经历？
This raises a troubling question: did most of these returning executives ever really leave?
这引出了一个令人不安的问题：这些重新任职的大部分行政总裁实际上真正离职了吗？
Question: Would you ever consider returning to PSV?
你有没有想过重回埃因霍温？
I don't think there was ever the chance of Shevchenko returning to Milan.
我认为舍甫琴科没有回归米兰的可能性。
If I do not clear away the ever-returning weeds in my soul every day, then they will quickly overgrow the good aspects of my being.
如果我不天天清除灵魂上不断冒出来的莠子，那么它们很快就会盖过我本性中的善的一面。
Cai, a native of Qingdao, landed a sales job in Beijing in 2001 and ever since has been returning home twice a year to visit her parents.
蔡美娟，青岛当地人，2001年开始在北京做销售工作，自那以后每年回家两次看望她的父母。
Cai, a native of Qingdao, landed a sales job in Beijing in 2001 and ever since has been returning home twice a year to visit her parents.
蔡美娟，青岛当地人，2001年开始在北京做销售工作，自那以后每年回家两次看望她的父母。
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