We designed a lot of new materials that could be used to build things that couldn't have been done otherwise.
工程师们设计了多种材料来造出,前所未有的东西
So it's not to be used when you just feel sort of "Nahhhh, I don't know."
所以,当你仅仅是觉得“嗯……我不清楚”的时候,不能用这个句型。
And if you don't put a point but just put a number, this specifies the width of space that will be used by the number you're inserting there.
如果你不用点而只用数字,这个指定的长度是由,你插入的数字决定的。
There's also a distant psychological relationship with it because we just aren't as concerned as people used to be about where it came from.
心理上的感觉也变得疏远,我们不像以前的人那样,关心食品源自何方
I think it can't be used monetarily.
人命不能用金钱衡量。
So, maybe you wanted a really fine pot of the kind you used to be able to walk to the corner and pick up at a pottery shop, but you can't get now, so you would want to buy what the Corinthians sell. Guess what?
所以或许过去在大街的,任意一间陶器店里,你都能找到精致的陶盆,现在却找不着,那么你该选择,科林斯人的哪些商品呢,想想看
There isn't as much work as there used to be in terms of full-time jobs.
就全职工作而言,没有以前那么多工作岗位了。
It used to be that I was so busy that I didn't exercise much,
过去我也因为忙碌而很少锻炼,
And so, by and large, until this freon was invented by Midgley, there wasn't a good gas that had the right properties to be used for a refrigerant.
因此,总的说来,直到Midgley发明氟利昂,没有一个气体,能被很好的用作制冷剂。
The people weren't quite as friendly as they used to be.
人们不像从前那么友好了。
It used to be that people would hide money in their house and it would frequently get stolen and it didn't earn any interest.
过去人们往往是将钱藏在家里,经常被盗不说,还没有任何利息收入
So, this is an immune response that doesn't have to be activated and we're used to thinking about immune responses that have to be activated.
所以 这是一种不必激活的免疫反应,我们曾认为免疫反应都需要激活
It's to be used when you don't like something.
只有当你不喜欢某事的时候,才应该用这个句型。
You're out there in Sicily and you discover, of course, that you don't have all of the things that you used to have available to you, that used to be made let us say in Corinth.
你身在西西里岛发现,你过去在科林斯所能得到的东西,在这里并非一应俱全
It used to be that the government didn't let banks pay more than a certain amount on their deposits and that helped protect banks because then they didn't have to compete to pay high interest rates -then be incentivized to make risky loans to try to make money with those high interest rates.
在这之前,政府不允许银行对存款,支付超过一定数量的利息,那样做是为了保护银行,因此他们不必争相,去支付高额利率...,因为在高利率支付下银行会倾向于,发放高危贷款以获取利润
In other words, they couldn't just have named towns that used to be Mycenaean, but were still around, so that's why they knew them. No, some towns had disappeared, but the names of those towns show up in the catalog of ships.
换句话说,诗人们仅仅利用,现存的迈锡尼文明城镇的名字,是不可能列出名单的,有些城镇消失了,但它们的名字却出现在《船舶名录》中
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