30到40

例句

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1.
A new vaccine could cut the number of new cases by 90 per cent within a period of three or four decades, he said.
他说，一种新型疫苗可能在30到40年内让新病例减少90%。
www.scidev.net
2.
Retailers have discovered the cheaper "masked raider" belts aimed at children have been a surprise hit among 30- and 40-year-old men.
零售商们发现，那种更便宜的“戴面具的袭击者”的皮带，瞄准的是30到40岁的中年人，成了一个意外的打击。
edu.sina.com.cn
3.
"There were about 30 to 40 students, " he said. "Only four were ethnic Javanese; the rest were second- or third-generation Chinese. "
“当时有30到40名学生”，他说：“只有四名是爪哇族学生，其他都是第二代或第三代印尼华族”。
blog.sina.com.cn
4.
Staff are also advised to stand up every 30 to 40 minutes when talking on the phone to break up the amount of time they spend sitting down.
此外，专家还建议，白领在办公室办公期间，30到40分钟一个周期，必须起立走动，分解他们“脂肪沉淀”的时间。
www.ebigear.com
5.
"Oh my gosh, we probably have 30 to 40 people a day come in who are tourists wanting to see him, " Stec said.
“天啊，我们平均每天大概有30到40位游客前来想要一睹我们市长的尊容。”Stec说。
www.tingclass.net
6.
These 100-year-old Okinawan women are getting up and down off the ground, they sit on the floor, 30 or 40 times a day.
这些100岁的冲绳女人在地上上来下去，每天坐地上30到40次。
www.ted.com
7.
Weigh yourself regularly to keep track of your progress and try to get 30 to 40 minutes of exercise a day.
有规律地量自己的体重，以记录你的减肥过程，并尝试每天锻炼30到40分钟。
article.yeeyan.org
8.
A network trace indicates a 30 to 40 second delay between an SMB Service client command and a response from the file server.
网络跟踪表明SMB服务客户端命令的发出和文件服务器的响应之间有30到40秒的延迟。
support.microsoft.com
9.
As you begin to reach 30 to 40 members, you will find that your mailing list is getting too busy to handle so many messages.
当你读者到达30到40个左右的时候，你会觉得你的邮箱满满的，感觉忙不过来。
source.yeeyan.org
10.
And this kind of life and death of hydrothermal vent communities is going on every 30 or 40 years all along the ridge.
这种生命群落的生命周期约为30到40年在所有这些海脊中。
www.ted.com