官员们正在为世界首脑峰会做准备工作。
Officials are laying the groundwork for a summit conference of world leaders.
他们正忙着打扫和做准备工作。
学校日即将到来，我们不能推迟做准备工作。
他们都保证帮我做准备工作。
他到达之前的时间被用来做准备工作。
The time before his arrival was spent in making preparations.
他们开始做准备工作。
他们正在做准备工作。
技术人员正忙着为今天的远程会议做准备工作。
The technicians were busy preparing for today's teleconference.
工厂在周日的测试是在为春天的运行做准备工作，他说。
The tests being conducted at the plant on Sunday were in preparation for a spring opening, he said.
请求欧文来帮助做准备工作毫无意义——你从他那里得不到帮助的！
There's no point in asking Owen to help with the preparation—you'll get no change out of him!
这件事对我来说是严重的教训：在洗衣服之前，不要忘记做准备工作。
And it was a big lesson for me: Don't forget to do the preparing work before using washing machine.
人们总是为约会努力做准备工作，所以告诉她看起来不错会使对方开心。
People tend to go to a lot of effort on a date (hopefully) so being told that you are looking good is a nice thing to hear.
实验室助理就是要维护科研设备，经常检查库房的供应以及为化学实验做准备工作。
A laboratory assistant helps to maintain scientific equipment, keep a check on the supplies in the store, and prepare the chemicals for experiments.
本申请请求保护的发明结构简单、使用方便和运行经济，不需要花很多时间做准备工作。
The claimed invention is simple in construction, comfortable and economical in use and doesn't take much to be prepared for the work.
另外由于锻件良好的表面，像电镀或油漆之类的涂装工序就很简单，几乎不需要做准备工作。
Also coating operations such as plating or painting are straightforward due to a good surface, which needs very little preparation.
采访人物要花大量的时间精力做准备工作。当采访对象答非所问，敷衍了事时，你的工作就……。
It takes a lot of preparation to interview people and when they are not giving much meat to their answers. It really keeps you working to.
明年夏天，它将举办奥林匹克运动会；耶茨先生作为反恐领导人在为奥运会安全做准备工作时起关键作用。
Next summer it will host the Olympic games; Mr Yates, as head of counter-terrorism, was a key figure in preparing for them.
学龄儿童应该在下午放学到家后就开始写作业，这样不会使妈妈延误，甚至忘记做准备工作，还可以避免孩子找借口不早点上床睡觉。
School aged children should be encouraged to do homework as soon as they get home from school – this way it doesn't get lost, forgotten, and it can't be used as an excuse to not go to bed.
干事业，做生意都需要时间的积累和积淀，需要做准备工作，需要时间学习、碰壁；建立网络，拓展人脉，建立团队，结交良师益友，赢得支持者，无不需要时间。
It takes time to build a career or a business, prep work, time to learn and fail, time to build a network and a team of mentors and supporters.
干事业，做生意都需要时间的积累和积淀，需要做准备工作，需要时间学习、碰壁；建立网络，拓展人脉，建立团队，结交良师益友，赢得支持者，无不需要时间。
It takes time to build a career or a business, prep work, time to learn and fail, time to build a network and a team of mentors and supporters.
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