这是当时的一种旅馆；一种小酒店。
It was a sort of hostelry of those times; a kind of public-house.
接下来是伊利运河，这是当时的一项巨大工程，全长约350英里。
Next came the Erie Canal, an enormous project in its day, spanning about 350 miles.
计算这个角度可以让天文学家测量地球到太阳的距离，这是当时的终极目标。
Calculating this angle would allow astronomers to measure what was then the ultimate goal: the distance of the Earth from the Sun.
在没有拖拉机的年代，大部分家庭将骡子作为役畜来耕地谋生，这是当时很重要的产业。
This was an important business before the days of tractors, when many families made a living from farming and mules were used as work animals.
这是当时现场直播，以谷歌的网站。
这是当时处决查理一世的记录。
Here is a contemporary account of the execution of Charles I.
这是当时很受老师们青睐的一种教育方式；
这是当时有很多在陈列室窗口，并没有在贮藏室。
It is a time when there is much in the showroom window and nothing in the stockroom.
这是当时已知的，六个行星，以及于太阳的平均距离。
You see here the six planets that were known at the time, and the mean distance to the Sun.
如果您希望您的收入稳步提高，这是当时最好的按揭利率你。
If you expect your earnings to increase steadily then this is the best mortgage rate for you.
这是当时重要的个人要对自己的业绩负责，因为它与网络安全。
It is then important for individuals to be held accountable for their performance as it relates to cyber security.
抵达目的地之后，他立刻开始修建博恩斯·布罗，这是当时仅有的几个殖民点之一。
As soon as he reached his destination, he began building Boonesboro, one of several stations (forts) under construction at that time.
这是当时设计的一个临时安排，却随着冷战固定了下来并在超过六十年后仍然如此。
Designed to be a temporary arrangement at the time, it ossified during the Cold War and still pertains more than six decades later.
他之所以被选中，很大程度上是因为他的汽车——这是当时知识分子中最棒的汽车。
He had been chosen mostly for his car; it was the most reliable motor the eggheads had.
但是，当考虑到下一层次的会议和决策，它的实质，这是当时有一些安全规则的主意。
But when taking it to the next level to meeting and making it real, it is time to have some safety rules in mind.
我们的可靠性测试中使用的LTP版本是 20030524，这是当时可以获得的最新版本。
We used LTP version 20030514 -- the latest available at the time -- in our reliability testing.
在正式拍照前摆好姿势。这些妇女都拿着扇子，这是当时普遍存在的物品就像现在女人的钱包一样。
Posing for a formal photograph, these women all carried fans, as ubiquitous then as purses are for women today.
这使得我在中国碰到它时，平添了一丝奇怪的熟悉感，也许，这是当时在那个地方唯一能让我稍感熟悉的东西。
This added a strangely familiar element to their presence here in China, perhaps the only vaguely familiar aspect of the place at that time.
于是，他们就生产出了，一个等同于二十先令的几尼，所以出现了两种硬币，先令或是几尼，这是当时流行的货币。
So they had a guinea which they said was twenty shillings and then there were two COINS either shillings or guineas that was the money at the time.
1981年他第一次发现了可追溯至四万年前的瓷器，这是当时日本发现的最古老的瓷器，从此他的事业如日中天。
In 1981 he made his first discovery of stoneware that dated back 40,000 years. It was the oldest stoneware ever found in Japan and this discovery launched his career.
哈勃望远镜捕捉到的这张照片显示的是1999年1月23日伽马射线爆炸的景象。这是当时人们纪录过的最大规模的一次伽马射线爆炸。
The Hubble Space Telescope captured this image of a gamma ray explosion on January 23, 1999. At the time it was the most powerful explosion ever recorded.
他很大度地原谅了《经济学家》在石油价格预测方面的失误，安慰说：我们在1999年认为世界石油价格将会一直非常便宜，但这是当时人们普遍的看法。
He magnanimously excuses the Economist's poor record of predicting the price of oil: our suggestion in 1999 that oil would remain dirt cheap was conventional wisdom at the time, he says soothingly.
当时，这是测试过的最大的机器人群。
At the time, this was the largest swarm of robots ever tested.
在拖拉机出现之前，这是一项重要的业务。当时，许多家庭以务农为生，骡子被用作役畜。
This was an important business before the days of tractors when many families made a living from farming, and mules were used as work animals.
中国人从中东获得了一种蓝色颜料，这是一种当时在中国很难得到的纯净的氧化钴，这种颜料只含有少量的锰。
From the Middle East the Chinese acquired a blue pigment—a purified form of cobalt oxide unobtainable at that time in China—that contained only a low level of manganese.
19世纪的美国女性小说虽然在当时广受欢迎，但20世纪受过教育的精英们却没有读过，他们被教导忽视这本书，认为这是说教。
Although vastly popular during its time, much nineteenth-century women's fiction in the United States went unread by the twentieth-century educated elite, who were taught to ignore it as didactic.
记住这是在1838年，“自力更生”在当时是一个新奇的概念，美国公民对他们自己作为个人和作为美国人的安全感较低。
Remember this is 1838, "Self-Reliance" was a novel idea at the time and the United States citizens were less secure about themselves as individuals and as Americans.
记住这是在1838年，“自力更生”在当时是一个新奇的概念，美国公民对他们自己作为个人和作为美国人的安全感较低。
Remember this is 1838, "Self-Reliance" was a novel idea at the time and the United States citizens were less secure about themselves as individuals and as Americans.
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