Lectures, seminars and tutorials are all one hour in length, whilst laboratory classes usually last either 2 or 3 hours.
讲座、研讨会和辅导课都是一个小时，而实验课通常持续2到3个小时。
From his audience and analysis, he learned that only 2 or 3 of his classmates knew much of anything about geology.
从他的听众和分析报告中，他了解到，只有2到3个同学对地质学涉猎较深。
When Jean was at home all day, she was able to clean the house, go grocery shopping, wash the clothes, take care of the children and cook 2 or 3 meals each day.
当珍整天在家的时候，她能够打扫屋子、去杂货店买东西、洗衣服、照顾孩子、每天做两到三顿饭。
Yesterday morning there was about 2 or 3 feet of snow on the ground and I remembered he shoveled my driveway for me when I was out on a business trip last winter.
昨天早上，地上有大约两三英尺厚的雪，我记得去年冬天我出差的时候，他帮我铲除了车道上的积雪。
M-chlorocresol or 3-hydroxy-4-chlorophenol on treatment with p-nitrobenzoyl chloride was prepared and conyerted into substituted p-nitrobezyl ketone.
制备了用对硝基苯甲酰氯处理的间氯甲酚或3-羟基-4-氯苯酚，并转化为取代的对硝基苯甲酮。
A credible inflation target of 2 or 3 per cent, maintained over a credibly long period of time, is useful.
在相当长的一段时期内，维持2%或3%这种可靠的通胀率目标，是有用的。
If you define OB, CB with a different summation structure than recommended, you will get into trouble year 2 or 3.
如果您使用与所推荐的不同的合计结构定义ob和CB，就会在第2年或第3年遇到麻烦。
I just want to support one encryption algorithm (DES in CBC mode) whose INTEGER identifier is 1, 2, or 3, depending upon the message digest algorithm of the client's choice.
我只希望支持一种加密算法(CBC模式下的DES)，根据客户机所选择的消息摘要算法，它的INTEGER标识号是1、2或者3。
A commision on your prices would make it easier for me to promote sales. Even 2 or 3% would help.
在你们所给价格基础上的一定佣金会让我在做产品推销的时候更容易，哪怕只是2%或是3%也会有所帮助的。
At first, it will come in packets of 12 or 3 individual servings, for 83 and 98 cents a cup respectively.
首先，它会分为3袋装或12袋装，分别为83美分和98美分一杯[注1]。
The flu usually lasts for about 1 week, although you may have a cough or feel tired for about 2 or 3 weeks after having the flu.
流感通常持续1周，但在好了之后可能还会继续咳嗽或感到疲倦并持续2到3周。
Being active throughout the day is more beneficial to you then just going to the gym 2 or 3 times a week.
一整天保持活跃比一个星期去健身房2或3次要好得多。
Barrier islands in the Arctic are half as long (5 kilometers, or 3 miles) as the global average (10 kilometers or 6 miles).
北极地区的障壁岛长(5公里，或3英里)是全球平均长度(10公里或6英里)的一半。
X=1, 2, or 3 denotes the partition number.
X在这里代表着1，2或3，表示这分区号。
Where can be 1, 2, or 3, depending on which of the three services you want to invoke.
其中可以是1、2或3，这取决于这三个服务中的哪一个是您希望调用的。
I will happily eat a whole bag of chips or a veggie burger (or 3) or a pizza or a 2 liter bottle of soda.
我会高高兴兴地吃完一整包炸马铃薯条，或者一个素的汉堡包或者一瓶两升的苏打饮料。
By 8 I'm jetting downtown on the 2 or 3 train to meet my friends and explore the hip neighborhoods they've moved to.
八点时，我会坐2号或3号列车去见我的朋友，然后去看看他们搬去的新社区。
N denotes verbosity levels that can be 0, 1, 2, or 3; default is 0.
n表示详细级别，可以是0、1、2或3；缺省值是0。
Create a Joe's Goals chart with decluttering on it - either daily, or 3 times a week.
运用乔氏目标管理表，创建整理计划——每天记录一次，或每周记录三次。
Try making casseroles or lasagna that will last 2 or 3 days.
尝试做点能吃上个两三天的casseroles(炒菜)或者lasagana(面条，上面浇上肉末番茄酱)。
My experience (and from talking to others) is that it will take you 2 or 3 times as long as you think it will take to succeed after Business School.
来自我的经验(以及与他人交谈)，在商学院毕业后，你事业成功所花费的时间是你所估计的2至3倍。
You can spare 2 or 3 hours a day, and break them up into some periods to avoid brain overload.
你可以每天空出2- 3个小时，把他们分成若干时间段来用，以防止大脑超负荷工作。
You can slowly add 2 or 3-minute intervals on the softer sand, with longer recoveries on the wet sand.
您可以慢慢的在柔软的沙滩上增加2- 3分钟的间隔，在湿的沙滩上休息更长时间。
My wife and I bought our first house for something like 3% down (or $3, 300) in 1993, for example.
例如，在1993年我和妻子购买第一栋住宅只付了3％预付定金（大约3,300元）。
Colin was 2 or 3 when he began reading on his own, Offir said, and was up to "Harry Potter" by the time he was 4.
科林的妈妈告诉我们，科林在2、3岁的时候就开始自己阅读，并且在4岁的时候就开始阅读哈利波特。
Of course, the recordings usually lasted 2 or 3 days. Then the Blitz suddenly ended.
当然，一般来说，最多就记录了2、3天，这些闪电战就“不战而剩”了
GE says it has shaved 136kg, or 3%, off the weight of an engine that propels the Boeing 787 using a ceramic-composites fan case and blade, a world first.
通用电气表示，他们成功地将发动机重量减轻了3%，约136千克，此举促使波音787世界首次使用合成陶瓷风扇机箱和涡轮叶片。
Mayonnaise: Unopened, refrigerated Kraft mayonnaise can be kept for 30 days after its expiration date or 3-4 months after opening, the company told ShelfLifeAdvice.
蛋黄酱：卡夫公司称它们生产的蛋黄酱在未开封的情况下可以保存至保质期后30天，开封 后仍可以保存3-4个月。
Some areas in Henan, Hubei, Jiangsu and Anhui will see drizzle, rain or heavy snow in 2 or 3 days.
河南，湖北，江苏和安徽等部分地区2- 3天内将先后遭遇雨雪天气。
Some areas in Henan, Hubei, Jiangsu and Anhui will see drizzle, rain or heavy snow in 2 or 3 days.
河南，湖北，江苏和安徽等部分地区2- 3天内将先后遭遇雨雪天气。
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