However, the events of the last year have turned this seemingly virtuous cycle into a vicious spiral.

She handed over a wad of forms.

她递过来一叠表格。

I have been waiting for that paint to dry for two hours now. How it is that a watched pot never boils?

等油漆干我已经等了两个小时了，怎么越等下去越不干呢？

A watched pot never boils, you'd better relax.

心里急躁锅不开，你最好放松一下。

I haven't seen him for quite a while.

我有好一阵子没有见到他了。

It will take a while for the drug to work out of your system.

这药得需要一段时间才能排出你的体外。

This is something I realized a while back.

这是我刚才突然意识到的。

That's nice, that was taken a while back.

不错啊，那是好久之前照的了。

I gave it up as well, a while back.

我也放弃了，不久前。

A while back, there was a story about Reuben Gonzolas,

从前，有一个关于鲁宾·冈萨雷斯的故事。

This particular model comes with a wide range of options.

这一种型号的货品有很多选择。

Atomic energy, for example, has created a wide range of new activities.

例如，原子能已引起范围广泛的各项新的活动。

Modern computers can be applied to a wide range of tasks.

现代的计算机可用来进行范围广泛的一系列工作。

Through the above experiment, obtain the following results: ( 1) Improved the a-glucosidase inhibitor active detection method This law has easily, quick, accuracy good and so on characteristics.

通过以上实验，得到如下研究结果：（1）a-葡萄糖苷酶抑制剂活性检测方法的改进。本法具有简便，快捷，精密度好等特点。

Analysis of mechanism of transparency variation of AA grafted PET film

AA接枝PET薄膜透光性变化机理分析

Comparison of volatile chemical components in the leaves of Musa AAB and Musa AAA

龙牙蕉和香芽蕉叶片挥发性化学成分比较

Where will the AAB open meetings be held?

古物谘询委员会公开会议在何处举行？

To realization the detail design to the AAB business in which exist various CORBA object through the system design of the business logic.

通过业务逻辑的系统设计来实现对AAB业务中存在的各种CORBA对象的细节设计。

AAB company have established their global sales& marketing network and play a leading role in industry.

公司的营销、服务网络覆盖世界主要市场，在行业中处于领先地位。

Conclusion The triple transduction of TH, AADC and GCH genes with separate AAV vectors is effective, which might be important to gene therapy for Parkinson's disease.

结论使用AAV载体进行TH、AADC、GCH三重基因共转导是有效的，这对帕金森病基因治疗的研究具有重要意义。

The instrument used for the measuring electrode is a high precise multi-channel system constructed with a Σ-AADC as the core, a high input impedance amplifier and a low input current multiplexer.

对于硫属玻璃电极，我们以高精度的∑-△ADC为核心，配以高输入阻抗低噪声的仪表放大器和低漏电流模拟开关构成了多路高精度电极测量系统。