全部

1·They have been missing for a long time now.

到现在他们已经失踪很长时间了。《柯林斯英汉双解大词典》

2·For a long time his death was concealed from her.

他的死瞒了很长时间都没告诉她。《牛津词典》

3·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。《柯林斯英汉双解大词典》

4·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。《柯林斯英汉双解大词典》

5·Oranges can be kept for a long time without getting mouldy.

橙子可以存放很久而不发霉。《柯林斯英汉双解大词典》

6·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。《牛津词典》

7·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。《牛津词典》

8·She lay in the deep bath for a long time, enjoying its sensuously perfumed water.

她在装满水的浴缸里躺了很长时间，享受着水的宜人芳香。《柯林斯英汉双解大词典》

9·You will feel more buoyant and optimistic about the future than you have for a long time.

对于未来，你会比很久以来所感受到的更加快活、乐观。《柯林斯英汉双解大词典》

10·We have worked for a long time.

我们已经工作了很长时间。

很久

1·You will feel more buoyant and optimistic about the future than you have for a long time.

对于未来，你会比很久以来所感受到的更加快活、乐观。《柯林斯英汉双解大词典》

2·Our plane has been circling for a long time.

我们的飞机已经盘旋很久了。

3·Even though it's common, it's vital to keep in mind that in a single moment of fatigue, you can say something to your child that you may regret for a long time.

尽管这种情况很常见，但有必要牢记，在疲惫的时刻，你可能会对孩子说出一些你会后悔很久的话。

4·For a long time, I have wanted a mother, just like other boys.

很久以来，我一直想要一个妈妈，就像其他男孩一样。

5·I hope I can run for a long time, but I think my knees are probably going to give up.

我希望我能跑很久很久，但我想我的膝盖可能要不行了。

久

1·Their daughter hadn't written to them for a long time, and they were rather worried.

女儿久未来信，父母颇为悬念。《新英汉大辞典》

2·Within my heart, the climate seemed as parched of rain as this leaden sky, for a long time not a single tear of tenderness had fallen from my arid eyes.

我心甘情愿里的气候也和这北方大陆一样缺少寸量，一滴温柔的泪在我枯涩眼里， 如迟疑在这阴觉的天空里的雨点，久不落下。

3·You might get sunburned if you stay in strong sunlight for a long time.

如果在强烈的阳光下呆得太久，你可能会被晒伤的。

4·Small dogs generally live longer than big dogs-so that yappy Yorkshire terrier next door could be around for a long time.

体型小的狗一般比体型大的狗寿命更长——所以隔壁体型超小又喜欢嚷叫的约克郡犬可能能够活得更久。

5·Why and how dinosaurs grew into such massive creatures is a question that scientists have been trying to answer for a long time.

恐龙为什么以及如何成长为如此的庞然大物，是科学家试图回答已久的问题。

长久

1·The explanation is that, for a long time, mentally handicapped people were not regarded as equal.

这说明，长久以来，智力障碍的人们受到了不平等的对待。

2·But who cared about the theory when, for a long time, the carry trade produced bumper returns?

但在套息交易长久以来都带来丰厚回报的情况下，谁又在乎理论怎么说呢？

3·This one is harder to approach. It is something you keep chewing on and taste for a long time.

这一次则难于捉摸，是那种你要长久地不断咀嚼品味的东西。

4·FOR a long time the public has perceived biotechnology to mean dangerous meddling with the genes in food crops.

长久以来，公众一直把生物技术当做是瞎摆弄农作物基因的危险行为。

5·At the center of controversy for a long time, Fan has reconciled herself to the fabricated charges and hopes to silence the critics with her professional dedication and low-profile conduct.

长久以来处于争议之中的范冰冰不去理会那些捏造的传闻，希望凭借她的敬业精神和低调行事的原则来平息各种指责。