They have been missing for a long time now.
到现在他们已经失踪很长时间了。
We have known each other socially for a long time.
我们在社交场合相识有很长时间了。
Ed Roberts had been a school janitor for a long time.
埃德·罗伯茨做学校的看门人已很久了。
Oranges can be kept for a long time without getting mouldy.
橙子可以存放很久而不发霉。
They walked for a long time and covered a good deal of ground.
他们步行了很长时间，走了好长的一段路。
He spoke for a long time but his meaning didn't really come across.
他讲了很久，但并没有人真正理解他的意思。
Anaya lay in the bed for a long time.
阿纳亚在床上躺了很长时间。
Our plane has been circling for a long time.
我们的飞机已经盘旋很久了。
I talked for a long time till I ran out of words.
我讲了很长时间，直到说不出话来。
He is very weak, for he has been ill for a long time.
他病了很久，身体衰弱。
Fast foods and TVs have been with us for a long time.
快餐和电视已经陪伴我们很长时间了。
They were the last words she was to hear from him for a long time.
这是很长一段时间里她听到他说的最后一句话。
He thought about it for a long time, and at last found good counsel.
他考虑了很久，终于找到了一个好主意。
Food can be kept for a long time in the north, as it is usually cold and dry there.
在北方，食物可以保存很长时间，因为那里通常寒冷干燥。
The house stood empty for a long time.
那所房子空了好长一段时间。
I haven't enjoyed myself so much for a long time.
我好长时间没有这么快活了。
Are you going to stay for a long time?
你打算长时间逗留在这里吗？
Don't listen to loud music on your headphones for a long time.
不要长时间戴着耳机大声听音乐。
Frankie hasn't been feeling well for a long time.
弗朗姬感觉不舒服已经很长一段时间了。
It seemed as if for a long time that part had been neglected.
似乎在很长一段时间里，那一部分被忽视了。
July will be the best month for us, so we must enjoy freedom and joy for a long time.
七月将是我们最好的月份，所以我们必须长时间享受自由和快乐。
I am not going to have a governess for a long time!
很长一段时间内，我都不会请女家庭教师来了！
The marriage had been distinctly dodgy for a long time.
这桩婚姻长期以来明显不和美。
I haven't seen you for a long time.
我好久没见你了。
When he had looked at her for a long time, he said, "Ah, wife!"
他定睛看她许久，过了一会儿说：“哎，老婆！”
Do bulbs live for a long time?
灯泡的寿命长吗？
Gun control is a subject about which Americans have argued for a long time.
枪支管制是美国人长期争论的话题。
You haven't visited me for a long time.
你有好久不来看我了。
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