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很长一段时间了
1、for a long time───长久；且；久；日长岁久；很长时间，很久
2、is long long a time───很长很长一段时间
3、a long time───良久；半歇；多时；半晌；长时间；很长一段时间；许久
4、survive for a long time───长期生存
5、last for long time───持续很长时间
6、for long the time───很长一段时间
7、long time───adj.长期的（持久的）; 长时间; 好久好久；adj.长期的（持久的）；长时间；好久好久
8、for long time───长期以来
9、for a long───很长一段时间
1、Everything was turned into gold! The king felt hungry after running around for a long time.───一切都变成了金子！跑了好长一段时间，国王感到饿了。
2、These types of discounts have been around for a long time, though nowadays you no longer need a pair of scissors to play.───这种类型的折扣优惠券很早以前就已经存在了，只是现在并不需要用剪刀来剪。
3、The Pyramids have been around for a long time.───世界上的金字塔已经存在了很长一段时间。
4、Some of these measures had been around for a long time, but others were new, a reaction to the attacks.───有些安全措施已经实施了很长时间，有些则是新的，作为对此次恐怖袭击的反应。
5、One of those goals is simple, but it's been around for a long time.───其中的一个目标很简单，并且在很久之前就已经有了，而今却还未实现。
6、Some political parties have been around for a long time, but Canadians can create new political parties at any time.───许多政党已经经历了相当长的时间，但加拿大允许在任何时间建立新的政党。
7、it simply demonstrates a phenomenon called evolutionary stasis, in which a specific type of body form hangs around for a long time.───它只是证明了一种被称为进化停滞的现象，在这种现象ZhongTe定类型的体型存留很长一段时间了。
8、Sensible ideas have been around for a long time, but the state-level bodies that govern the profession have been too conservative to implement them.───尽管合理建议的提出已有很长时间了，但是监管这个行业的州级机构过于保守，不愿实施。
9、Girl was amazing voice, down into the reeds, the girl felt uneasy heart, she had the reeds and offshore looking around for a long time.───女孩惊异极了，赶紧顺着声音走进了芦苇丛，女孩的心忐忑不安，她扒开离岸较近的芦苇，四处张望了许久。
1、The principles of magnetic recording have been around for a long time.
2、The material evidence of the archaeological record has been lying around for a long time.
3、Small dogs generally live longer than big dogs—so that yappy Yorkshire terrier next door could be around for a long time.