Nor do the oral histories and traditions of later Polynesians offer any insights, for they turn into myths long before they reach as far back in time as the Lapita.
后来的波利尼西亚人的口述历史和传统也没有提供任何见解，因为它们早在追溯到拉皮塔人的时代之前就已经成为神话。
Before the invention of television, people spent their leisure time in more active and social pursuits.
在电视发明之前，人们会把空闲时间花在更积极的消遣和社会活动上。
We are talking about the Neolithic period here, which was the time before stone tools began to be replaced by tools made of bronze and other metals.
我们这里在说的是新石器时代，是石器开始被青铜和其他金属制工具所取代之前的那个时代。
Houses built before 1939 use about 50% more energy per square foot than those built after 2000, mainly due to the tiny cracks and gaps that expand over time and let in more outside air.
1939年以前建造的房屋每平方英尺消耗的能源比2000年以后建造的房屋多50%，这主要是由于微小的裂缝随着时间的推移而扩大，更多的外部空气进入了裂缝。
For the time before records began, we have only "proxy records" reconstructed largely from tree rings and ice cores, supplemented by a few incomplete written accounts.
在开始有记录之前，我们只有主要根据年轮和冰芯重建的“代理记录”，还有一些不完整的书面记录作为补充。
I had just enough time to finish eating before the bell rang and I was off to my first class.
我在铃响前刚好有时间吃完，然后就去上第一节课了。
Never before has the industry had to cope with war and recession at the same time.
企业以前从来没有同时应付过战争和经济衰退。
You program the clock with the latest time at which you want to be wakened, and it then duly wakes you during the last light sleep phase before that.
你给时钟设定了你想要醒来的最晚时间，然后它会在之前的浅睡眠阶段按时叫醒你。
Dressed in their traditional costumes, the castellers seem to epitomize an easier time, before Barcelona became a world metropolis and the Mediterranean's most dynamic city.
在巴塞罗那成为世界大都市和地中海最具活力的城市之前，身着传统服装的叠人塔似乎是一个更安逸的时代的缩影。
Before putting away the guitar or stopping your dance lessons, you should think how you could divide your time between studying and hobbies.
在放下吉他或停止上你的舞蹈课之前，你应该考虑如何在学习和爱好之间分配你的时间。
Interglacial periods are, typically periods of time between Ice Ages, when the climate warms, and the glacial ice retreats for a time, before things cool off again and another Ice Age begins.
间冰期通常是在冰期之间的一段时间，这时气候变暖，冰川的冰会暂时消退，直到气候再次变冷，下一个冰期开始。
The second option also involved going over to the shelf but, this time, removing the book and then subtly holding onto it for just an extra moment before placing it in the customer's hands.
第二种选择是走到书架前，但是这次，把书拿开，然后稍微多拿一会儿，再把书放到顾客手中。
Their retirement savings and home values fell sharply at the worst possible time: just before they needed to cash out.
他们的退休储蓄和房屋价值在最糟糕的时机急剧下跌：就在他们需要套现之前。
In the Middle Ages, before modern banking and credit instruments, people saved money at home, a few coins at a time dropped into a jar or dish.
中世纪时期，现代银行和信用工具出现之前，人们在家里存钱，一次丢几个硬币到罐子或盘子里。
The spurs cause blunt trauma to the shoulders which never have time to heal properly before the horse is ridden and spurred in another rodeo.
马刺造成肩膀的钝伤，这些伤从来都没有时间痊愈，因为马会被在另一场竞技秀中再次被骑和刺。
What they do is they save their best performances, their most conspicuous and most risky displays for the time just before the baby birds become able to take care of themselves.
它们所做的是把最明显的、风险最高的表演留到幼鸟有能力照顾自己后再进行。
Frost's Descent, the 18th solar term of the year, is the last solar term of autumn, during which time the weather becomes much colder than before and frost begins to appear.
霜降是一年中的第18个节气，是秋天的最后一个节气，在此期间，天气比之前变得更凉，开始出现霜降。
They say that before the age of 7 children do not have a sense of time and place in their memories.
他们说，孩子在7岁之前的记忆中没有时间和地点的概念。
Currently, most ingredients must be changed to a paste before a printer can use them, and the printing process is quite time-consuming because ingredients interact with each other in very complex ways.
目前，大多数原材料在放入食物打印机之前需要弄成糊状，由于各食材会以一种复杂的方式相互作用，整个打印过程也很耗时。
Please try and find time to read the document before the meeting.
开会前请抽时间把文件看一下。
All you need to set is the desired date and time before saving the request.
在保存请求之前，您需要设置的只有所需时期和时间。
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