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三至四

三至四

三至四

三至四

1

Students are required to attend classes three to four times a week . The programme can be completed within two years.

学员于工馀时间上课，每星期约有三至四节课堂，学员可于两年内修毕课程。

2

He said his center had to turn away three or four patients for every one accepted because insurers would not pay.

他说他们的研究中心已经因为保险公司拒付而转走了三至四位患者。

4

5

Statistics show that China's energy intensity is three-to-four times that of the international average and eight times that of the UK .

四是 “粗放 ”与 “集约 ”。有数据显示，中国单位 GDP 的能耗是国际水平的三至四倍，是英国的八倍。

6

At least three or four of the tanks worked , the rest were out of commission.

这些坦克至少有三至四辆还能用，其他的都已报废。

7

The formation of an experimental fleet centered on such a carrier would take another three to four years .

形成了这样一个实验航母舰队围绕另需三至四年。

9

High School . Most students exercise three or four times a week .

大多数学生每周进行三至四次体育锻炼。

12

Statistics show that China's energy intensity is 3 to 4 times that of the international average and 8 times that of the UK .

有数据显示，中国单位 GDP 的能耗是国际水平的三至四倍，是英国的八倍。

13

University course usually lasts for three of four years . Medical students have to follow a course lasting for six or seven years.

大学课程延续三至四年，医学院学生的课程需要六到七年时间才完成。

14

Dharma Walk is the event organised by the YBAM once every three to four years to raise fund for the activities and administration.

护法行是马佛青每三至四年一次唯一的大型筹募活动基金的工作。

15

You can start by walking three to four days a week for around 30 minutes.

刚开始，你可以每星期花三至四天，每次步行半个小时。

17

Early tests on two wells at the home where he lived as a child found arsenic levels three to four times higher than normal .

早期测试发现，在其儿时曾居住的家乡砷含量高出普通三至四倍。

18

While shipping a PC to the U. S. from China can take 30 days, shipping from Mexico takes just three or four.

从中国向美国发送电脑大约需要 30 天的时间，而从墨西哥发货一般只需要三至四天。

19

Adjust the morning dose first , then take the same amount mid-afternoon if needed , then take three to four times the morning dose at bedtime .

早晨剂量的调整，然后取相同数量的午后，如果需要的话，然后采取三至四倍的早晨剂量在睡前。

20

The HPLC qualitative analysis indicated that there were three or four proteins in the output .

HPLC 定性分析表明产品中含有三至四种蛋白类物质。

22

I have been following up with endoscopies every three to four years since the surgery .

我一直跟进与内窥镜手术以来，每隔三至四年。

25

Protesters responded by forming a human barrier three to four people deep to keep the Mubarak supporters out .

示威者组成了三至四层的人阻止穆巴拉克的支持者进入广场。

27

They'll continue to put on three or four pounds a day .

之后每天就会长大三至四磅。

28

Every hundred years there have been three or four pandemics .

过去每一百年内会发生三至四次的全球大型传染病疫潮。

29

This degree normally lasts three to four years . Some special programs need more time .

完成此学位一般需要三至四年的时间，某些特殊课程需要更长的时间来完成。

30

Females nurse their young for three to four months until the babies can swim on their own .

雌性要抚育它们的幼仔三至四个月，直到小宝宝能够自己游泳。

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