No fewer than fifty students participated in this activity.
不少于50名学生参加了这项活动。
People of all ages, races, and socioeconomic backgrounds have participated this activity.
所有年龄段、不同种族和社会经济背景的人都参加过这个活动。
Other people think this activity will take up plenty of time of students and get in the way of their study.
另一些人认为这种活动会占用学生大量的时间，妨碍他们的学习。
The main aim of this activity is to improve our school members' knowledge about the importance of exercise.
这次活动的主要目的是提高我们学校成员对运动重要性的认识。
All this activity was centered around southern Europe where there is also evidence of ceramics that were created much later.
所有这些活动都集中在欧洲南部，那里也有证据证明陶器是很久以后才创造出来的。
When I saw your volunteer recruitment information, I had no hesitation in applying for it for I really want to participate in this activity.
当我看到你们的志愿者招聘信息的时候，我毫不犹豫就申请了，因为我真的很想参加这个活动。
I think this activity was very meaningful.
我认为这个活动很有意义。
This activity showed us the importance of protecting our environment.
这次活动向我们展示了保护环境的重要性。
The purpose of this activity is to raise money for a new hospital.
这项活动的目的是为一家新医院筹集资金。
That's great! I think you will make many new friends in this activity.
那太棒啦！我认为在这次活动中你会交到很多新朋友。
Each of the students who volunteered to join in this activity got a bracelet.
每个自愿参加这个活动的学生都得到了一个手镯。
Because this activity will be presented on the English website, I sincerely want you to offer me some advice.
因为这项活动将在英语网站上展示，我真诚地希望你能给我一些建议。
Another potential cost of this activity is greater exposure to predators since play is attention-getting behavior.
这种行为的另一个潜在代价是更大程度地暴露在捕食者面前，因为玩耍是获得注意力的行为。
This activity has occasioned some surprise since it is widely believed that the bank, carrying a large number of bad loans, is on the brink of collapse.
这一行为引起了一些意外，因为人们普遍认为，背负着大量不良贷款的这家银行正处于崩溃的边缘。
The chiefy monitored this activity.
空军上士监视这项活动。
Then continue this activity in pairs.
然后两人一组继续这项活动。
Everybody likes to join in this activity.
每个人都愿意参加这一活动。
This activity defines the Deployment Plan.
此项活动定义了部署计划。
Much of this activity is at the city level.
多数这些活动都是在城市级别上发生的。
This activity enables the bundling of work.
此活动允许进行工作打包。
Figure 3 shows an overview of this activity.
图3显示了此活动的概述。
Why are we seeing all this activity now?
为什么我们会看到这些情况的发生呢？
Africa should benefit from all this activity.
应当说，非洲能从所有这些活动中获益。
Next you'll specify the type for this activity.
接着，您将指定该活动的类型。
This activity takes place in two locations.
这种情况一般发生在两个区域。
This activity is now properly defined, so save it.
现在正确定义了此活动，所以将其保存。
But Dr Tauber says this activity is pointless.
而泰伯博士表示这种举动毫无意义。
This activity would be an ideal candidate for a service.
此活动将是服务的一个理想候选活动。
This activity would be an ideal candidate for a service.
此活动将是服务的一个理想候选活动。
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