Where we use tractors, obviously they used cart horses in those days.
我们现在使用拖拉机的地方，很明显过去使用的是马。
In cases where sewage mud is used, expensive chemical fertilizer use can be avoided.
在使用污泥的情况下，可以避免使用昂贵的化肥。
The contact lenses you use today are very different from those used 30 years ago.
你们现在使用的隐形眼镜，与三十年前使用的，已经有天壤之别。
The cameras take a photo every time you open the fridge to show what's being used and what you are about to use up.
每次你打开冰箱的时候，这些相机都会拍下照片，显示冰箱里已经用过的东西和即将用完的东西。
Long before the use of machinery and fertilizers, industrious and creative farmers had already used different kinds of methods to increase crop yields.
早在使用机械和化肥之前，勤劳和富有创造性的中国农民就已经采用各种各样的方法来增加农作物产量。
Better design and wiser use of both mass transit systems and private vehicles will play an important part in helping America get more out of energy used for transportation.
对公共交通系统和私人汽车进行更好的设计及更合理的使用，会在帮助美国交通获得更多可用能量上发挥重要作用。
Some nations use English as their official language, performing the function of administration; in others it is used as an international language for business, commerce and industry.
一些国家用英语作为官方语言，并用它履行行政职能；而在其他国家，它被用作商业、贸易和工业的国际通用语言。
Use this knife to chop, slice and mince; the side of the blade can be used for crushing garlic and some spices.
用这刀剁碎、切片或切碎物体；刀片侧面可以用于压碎大蒜和一些香料。
As wood was so plentiful, it was cheaper to use than the stone used in the buildings of other European cultures.
由于木材十分充足，它比其他欧洲文化中建筑所用的石材更便宜。
We ought to use the pluperfect and say wakened, but woke is better and was always used by Peter.
我们应该用过去完成时说“已经醒来”，但是“醒过来”更好，彼得总是说“醒过来”。
You'll need a plastic mold. You can either use a novelty ice cube tray or small ice cream molds, or you can also use used plastic jello or pudding cups.
你需要一个塑料模具，可以是一个造型新颖的冰格盘，或者小的冰淇淋模具，你还可以选用塑料果冻杯或者布丁杯。
Finally, the experiment presents the possibility that such neurons could be used in experimental treatments that currently use fetal brain cells, sidestepping an uncomfortable ethical issue.
最后，这项实验提出了这样一种可能性，即这种神经元可以用于目前使用胎儿脑细胞的实验治疗，避开了一个令人不安的伦理问题。
They were used to outline figures to show boundaries just like you might use solid lines in a pencil drawing.
它们被用来勾勒图形以显示边界，就像你在铅笔画中使用实线一样。
This would generate steam that could be used to fill tanks on a small steam train without the use of fire.
这会产生蒸汽，这些蒸汽可以在不使用火的情况下用于填充小型蒸汽火车的水箱。
Visiting cards used to be an indispensable attribute of the etiquette and the rules of their use were as sophisticated as those of cutlery.
在过去，名片是礼仪中不可或缺的一部分，其使用规则就像餐具的使用规则那样复杂。
They are used in watches, calculators and intelligent machines that we can use in many ways.
它们被应用于手表、计算器和智能机器，我们可以通过多种方式使用它们。
Xiaofan, a smart boy from Shenzhen, used to have difficulty in getting up on time, and his alarm clock was of no use at all.
小凡，一个来自深圳的聪明男孩，曾经很难按时起床，他的闹钟根本没用。
Now, another thing is that we've brought the computers downstairs—people used to complain about having to go upstairs to use them.
现在，另一件事是我们已经把电脑搬到了楼下——过去人们常常抱怨必须上楼才能使用它们。
Newman believes one of the best studies on how cities built for cars might be converted to rail use is The Urban Village report, which used Melbourne as an example.
纽曼认为，在如何将为汽车而建的城市转变为轨道交通城市这一方面，《城中村报告》是最出色的研究之一，这份报告以墨尔本作为例证。
It can be used to save for college education or favorite things. Maybe you will find it's harder to use money you made than that your parents gave you!
它可以存起来用作大学教育或喜欢的东西上。也许你会发现花自己赚来的钱比花父母给你的钱更难！
Single-use plastic bags are used at most a few times before they are thrown away.
一次性塑料袋在扔掉之前最多使用几次。
You might use tissues, and put your used tissues into the bin.
你可以用纸巾，并把用过的纸巾放进垃圾桶。
Blockchain technology in recording farmers' actions is widely used to avoid nonstandard pesticide use.
区块链技术被广泛用来记录农民的行为，以避免不标准农药的使用。
Directed sound is a new technology that allows companies to use sound in much the same way spotlights are used in the theater.
定点音响是一种新技术，像剧院中的聚光灯一样，公司能用它来汇聚声音。
The ability to accurately understand how others are feeling may be used by a doctor to find how best to help her patients, while a cheater might use it to control potential victims.
医生可能会利用这种感同身受的能力来找到治疗病人的最佳方法，而骗子可能会利用这种能力来控制潜在的受害者。
A newer hormonal intervention used in Europe is use of GnRH analogs such as nafarelin or buserelin.
在欧洲使用的一种较新的激素干预措施是使用GnRH 类似物，如那法林或乙基酰胺。
The sample shows that distribution statistics are of limited use when used in conjunction with parameter markers.
这个示例表明，如果将分布统计信息与参数标记一起使用，分布统计信息的作用就会受到限制。
Use cases are used to represent requirements.
用例用来表示需求。
Directing project based on Business Needs (use Cases used as milestones in project plan).
根据商业需求指导项目(用作项目计划中的里程碑的用例)。
The methanol can then be burned for power generation, displacing coal use, or used as a vehicle fuel instead of oil.
然后产生的甲醇就可以用于燃烧发电，以取代煤电，或者也可以替代燃油用作机动车的燃料。
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