一段时间

The paper points out that there is a periodic law for global petrochemical market in recent 20 years or more, global petrochemical market has now entered into a rising stage of new prosperity cycle , the prices and margins of petrochemical products and plant operating rates are expected to keep at a high level for 1 ~ 2 years.

指出全球石化市场近20多年来存在着周期性变化规律，目前全球石化市场已进入新一轮景气周期的上升阶段，预计石化产品的价格、毛利和装置开工率将在一段时间(1—2年)维持在较高水平。

The paper points out that there is a periodic law for global petrochemical market in recent 20 years or more, global petrochemical market has now entered into a rising stage of new prosperity cycle, the prices and margins of petrochemical products and plant operating rate s are expected to keep at a high level for 1 ~ 2 years.

指出全球石化市场近20多年来存在着周期性变化规律，目前全球石化市场已进入新一轮景气周期的上升阶段，预计石化产品的价格、毛利和装置开工率将在一段时间(1—2年)维持在较高水平。

After the smashing of the Gang of Four, the personality cult continued for a period of time.

粉碎"四人帮"后，还把个人崇拜的一套搬了一段时间。

Celine has become an advocate for the environment, lived in America for a time, and has a boyfriend, a photojournalist.

席琳是一个环保工作者，曾经在美国住过一段时间，有一名摄影记者的男朋友。

For the first month after explosion of SN1987A, the photosphere radius increased because the envelope was opaque and expanding.

超新星在爆发后的一段时间内，爆发能集中在较小的光学厚区域，可近似为一黑体辐射源。

He had been looking for a Blue Period Picasso for some time.

有一段时间，他一直在寻找一幅毕加索蓝色期的作品。

But again, after continuing in chemistry for a while I encountered difficulties with quantitative analysis where it was not a matter of how well one could think and understand or learn facts but of how well one could handle a pipette and perform a titration in the laboratory.

但同样，经过化学持续一段时间，我遇到的困难与定量分析的地方不是一个人可以如何思考和理解，或了解事实，但人们可以如何处理移液器和执行在实验室滴定问题。

And I think that Juve has not been able to take advantage of the accident of Roque Junior and the fact that they had to play much time with one more player.

并且我觉得JUVE没有利用好Roque Junior的意外事件，事实上他们很长一段时间等于多出了一位球员。

A legal status, applied to people 16 years of age and older, who have been convicted of a crime and placed under the supervision of a probation officer for a period of time set by the court.

对16岁或更大一点的人因犯罪而给于的一种法律地位。其将在法庭确定的一段时间内接受缓刑监督官的监督。

Adult Probation——未成年缓刑A legal status, applied to people 16 years of age and older, who have been convicted of a crime and placed under the supervision of a probation officer for a period of time set by the court.

对16岁或更大一点的人因犯罪而给于的一种法律地位。其将在法庭确定的一段时间内接受缓刑监督官的监督。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷