While it has long been a practice in Asian countries, many people in Western countries have yet to embrace the no-shoes-in-the-house rule.
虽然这在亚洲国家早已成为一种约定俗成的事情，但在西方国家仍有许多人没有接受“在家里不穿鞋”的规则。
It has long been known that the level of serum iron in animals falls during infection.
人们早就知道，在感染期间，动物的血清铁水平会下降。
It has long been known that the human skeleton constantly constructs and destroys cells, according to the stresses that its bones experience.
长久以来，人类骨骼被认为是依照其骨质经受的压力来不断构建和消灭细胞。
It has long been known that a taxi firm called AAAA cars has a big advantage over Zodiac cars when customers thumb through their phone directories.
人们早就知道，当顾客翻阅电话簿时，AAAA汽车公司比Zodiac 汽车公司有很大的优势。
Or so it has long seemed. Appearances deceive, though.
海洋似乎一直这样，然而外观还是有欺骗性的。
It has long since been built up and turned over to shops, cafes and offices.
修建很长时间以后，这里慢慢成了商店、咖啡馆与公司的聚集地。
It has long been doubtful that there is room for a second business daily in France.
人们长久以来都怀疑在法国第二大商业日报是否有自己的生存空间。
It has long been "the most dangerous place on earth", on the brink of some apocalypse.
她一直是“地球上最危险的地方”，身处末日的边缘。
It has long been clear that America's recovery sagged worrisomely in the first half of 2011.
人们早就明白，美国经济复苏的势头在2011年上半年疲软了。
It has long been believed that getting at least eight hours of sleep a night is good for health.
227长期以来人们相信每天睡眠至少8小时是有利于健康的。
It has long been observed that the majority of objects created are only used for a short period of time.
很久以前，人们就注意到，创建的大多数对象只被使用一小段时间。
It HAS long been true that California on its own would rank as one of the biggest economies of the world.
加州本身是世界上最大的经济体，长期以来一直是如此。
It has long been argued that younger funds perform better than those with lots of assets under management.
由于大量资产处于其管理之下，所以这些大公司倒不如小公司运转的好。
It has long been a mystery how enough matter can reach these cosmic gluttons to swell them to such large sizes.
这个问题已经成为一个疑团，怎么会有如此充足的物质能够送给这些宇宙中的贪食客，让它们膨胀到这样大的尺寸。
It has long been known that green tea has the ability to kill bacteria and is known to deter food poisoning.
人们很久前就已经知道绿茶能杀菌和阻断食物中毒。
To top the gold table, China would have to score unprecedented successes in sports where it has long been weak.
要想金牌第一，中国需要在长期弱项的运动项目中取得前所未有的成功。
It has long been recognised that those America's Banks that are too big to fail are also too big to be managed.
长期以来的一个认识是这些大得不能垮掉的美国银行同时也大得难于管理。
This is the richest region of the city and it has long been a playground for the the beautiful, the rich and the famous.
这里是这个城市最富裕的聚集地，长久以来一直是美女大款和明星的游乐场。
It has long been accepted that talking to plants can help them flourish, but have you ever wondered what they'd say in response?
大家都知道，与植物说话有助于促进它们的生长，但你有没有想过它们会怎样回应？
It has long been thought that Joaquin was born with a cleft lip and the scar is the result of corrective surgery. This is not so.
长期以来人们一直认为杰昆天生有兔唇，这个疤痕是矫正手术的结果，但事实并非如此。
It has long been thought that the seeds for life came to a primordial Earth from solar system leftovers crashing into the planet.
人们一度设想，正是来自太阳系中的宇宙残骸，为原始地球带来了生命之种。
IT HAS long been known in financial markets that people are so reluctant to lose money that they will take big risks to avoid it.
人们为了避免经济损失，常常甘愿铤而走险。这在金融市场上早已为人熟知。
It HAS long been known that the air and water encountered by people in their daily lives are filled with all sorts of micro-organisms.
大家早就知道，日常生活中我们所接触到的空气和水里都包含着各种各样的微生物。
227the following appeared in a health magazine. "It has long been believed that getting at least eight hours of sleep a night is good for health."
227长期以来人们相信每天睡眠至少8小时是有利于健康的。
Ironically, to compensate for a crisis that America's own policies have created in global markets, the US is now getting what it has long sought.
具有讽刺意味的是，这次危机事实上是在全球市场中由美国一手造成，作为补偿，他们正在得到长久以来求之不得的东西。
There is a lot to be said about milk, It has long been a staple of our diets around the world and is really a food that has stood the test of time.
说到牛奶，话题很多。在世界范围内，牛奶接受了长时间的考验后为人们所认可，并成为人们饮食结构中的重要部分。
While it has long been credited with cutting cholesterol and preventing some cancers, the fruit now appears to have two more healthgiving benefits.
一直以来，番茄都被视为能降低胆固醇和防止某些癌症的水果，但从现在看来还有两个有益于健康的好处。
While it has long been credited with cutting cholesterol and preventing some cancers, the fruit now appears to have two more healthgiving benefits.
一直以来，番茄都被视为能降低胆固醇和防止某些癌症的水果，但从现在看来还有两个有益于健康的好处。
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