A light, sharp, clicking sound made repeatedly by a machine, such as a clock.

Purpose Molecular cloning and expression of pro nattokinase gene with E.

目的构建纳豆激酶原基因克隆,实现其在大肠杆菌中的表达.

All the stores and shops in this city don't close down on Sundays.

这个城市的大小商店星期天都不关门.

Every time I close the door on reality, it comes in the window.

我每次闭门不纳现实, 它都从窗口进来.

Every time I close the door on reality, it comes in through the window.

我每次闭门不纳现实, 它都从窗户进来.

I will cherish these days forever as I reluctantly close the door on my college.

我将永远珍惜这些日子,因为,尽管不情愿,可我还是不得不关上我的大学之门了.

How could we stand here suggesting close the door on any chance of acts of kindness?

我们怎么能够不痛不痒的建议堵死人们做善事的通道 呢 ?

If God were to close the door on you, He would leave a window open.

应该是;上帝为你关了这扇门必会为你再开一口窗.

Nevertheless, this also does not mean numerous small investor will by close the door on.

不过, 这也并不意味着众多小投资者将被拒之门外.

Never close the door on opportunity.

不要放弃任何机会.

Please close the door on leaving.

离开时请关门.

Campbell says the new data should close the door on the debate.

Campbell认为新的数据将关上争论的大门.

If you already hired them last month, then just keep a close eye on them.

如果你已经雇用了, 请仔细关注他们.

Advertisers also going to keep a close eye on the newspaper's editorial development under Mr Murdoch.

广告客户也会密切关注这份报纸在默多克领导下的编辑发展.

Keep a close eye on all financial transactions today.

今天要留心关注你的财务交易.

We should keep a close eye on new technology.

我们应该密切新技术.

This day closed-door policy. Sometimes quiet. Sometimes crazy. But only for 12 months.

这种闭关锁国的日子. 时而宁静. 时而疯狂. 但也只剩下12个月.

Sorry that I cannot tell you. There is a closed-door policy for the investigation.

对不起我不能告诉你. 我们对该调查采取保密的原则.

The scheme with infinite prediction horizon and finite control horizon can guarantee nominal asymptotic closed-loop stability.

此方法采用无限预测时域和有限控制时域,既能保证 闭环 稳定性又易于实现.

Therefore , we developed a PC real time simulation based closed-loop testing equipment for protection equipments . 1.

本文主要研究和开发基于微机实时仿真的继电保护 闭环 试验装置.

So, we can adjust the transient response by adjusting the poles of a closed-loop system.

因此, 我们可以通过调节 闭环 系统的极点来调节瞬态响应.