李帮助当地人销售他们的产品有多久了？
How long has Lee helped the local people sell their products?
如梅：是吗？你学书法有多久了？
Rumei: Is that so? How long have you been studying calligraphy?
如梅：是吗？你学书法有多久了？ ？
Rumei: : Is that so? How long have you been studying calligraphy?
咱们有多久没见了? 三、四百年?。
涉及网页可及性有多久了？
这取决于你每天走路和站立的时间有多久。
It depends on how much walking and standing you do throughout the day.
使用Linux有多久了，你的第一个发行版是什么？
How long have you used Linux and what was your first distro?
我大吃一惊，脱口问道：“你这么做有多久了？”
"Shocked, I blurted," How long have you been practicing this?
你有多久没有玩吗？我喜欢唱歌，但我不是很擅长。
How long have you been playing? I enjoy singing, yet I am not very good at it.
您可以看到您的心率读，甚至不知道你有多久了工作。
You can see your heart rate reading and even know how long you have been working.
已经记不起我们一家人有多久没有和您一起庆祝生日。
I can't recall when was the last time our entire family celebrated your birthday with you.
你不知道，等了你有多久。所以，宁可死别，绝不生离。
You don't know how long I've waited for you. I'd rather die than stay away from you.
系统还能告诉我们，用户取车与还车的地点，骑车时间有多久。
The system can also tell us which user removed that bike and, when it’s returned, how long they had been riding.
系统还能告诉我们，用户取车与还车的地点，骑车时间有多久。
The system can also tell us which user removed that bike and, when it's returned, how long they had been riding.
这些疯狂的非人类科学家已经搜集和研究我们的器官有多久了？
How long had these mad inhuman scientists been collecting and studying our organs?
忘了有多久，习惯对朋友说都好都好，却对陌生人坦白自己的心事。
There are long forgotten, habits are good friends that are good, but then stranger confess their minds.
凡是可以对我说的话，赶快对我说个明白，你是否愿意告诉我，你爱他有多久了？
Let me know every thing that I am to know, without delay. Will you tell me how long you have loved him?
当我看见她的皮肤的时候我才明白我有多久没有见过没有皱纹的皮肤了。
When I saw her skin, I realised how long it had been since I'd seen a belly without stretchmarks.
无论你和你的伴侣相识有多久，我可以保证这三个字永远不会失去意义。
No matter how long you've known a person, I can promise that those 3 words will never lose meaning.
你睡眠有多久？找出你的睡眠习惯，为可能是迄今为止最大的科学睡眠调查做点贡献！
How much sleep do you get? Find out about your sleep habits and contribute to what could be the biggest scientific sleep survey ever!
但是考虑一下，你饮用瓶装水有多久了，有没有其它方法可以取代用塑料瓶。
But think about how often you use water bottles, and see if you can make a change.
你说，哦，不，绝对不象昨天，我深刻体会到没有你在身边的日子，有多久。
You said, oh, no, it's definitely not yesterday, and I realized how long you were not with me. How painful it was.
为了正确了解到底有多久，他说，想像一位巨人，她的头在巴尔的摩，她的脚趾头在南非海岸。
To get a sense of just how long, he says, imagine a giant with her head in Baltimore and her toe off the coast of South Africa.
我大吃一惊，脱口问道： “你这么做有多久了？”他回答说： “有三、四年了。 ”
Shocked, I blurted, "How long have you been practicing this?" He answered, "Three or four years. "
当涉及到时间感觉的时候，大多数人都不能很好地估计出他们在一个具体行为上耗费的时间有多久。
When it comes to time perception, most people are not very good at estimating at how long it took them to do a particular activity.
当涉及到时间感觉的时候，大多数人都不能很好地估计出他们在一个具体行为上耗费的时间有多久。
When it comes to time perception, most people are not very good at estimating at how long it took them to do a particular activity.
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