查询词典 been

The nuclear 28S rDNA sequence has been widely used in higher phylogenetics of arthropod, but has seldom been applied to Acari.

核醣体28S rDNA序列已广泛应用於节肢动物高阶的亲缘分析，但在蟎蜱的应用上却仍罕见。

I had not been aware of that, as my entrance had been accidental.

我倒并未意识到这点，我不过是随便进来的

The evidence that this has in fact been accomplished, and the "viralgenie" has indeed been released from the bottle, is simply overwhelming.

有证据表明，这实际上已经完成，和"病毒精灵"确实已经从瓶子释放，只不过是压倒性的。

Actually, that very accounting convention may have contributed in a major way to the losses; had management been forced to recognize market values, its attention might have been focused much earlier on the dangers of a very long-term bond contract.

更讽刺的是，某些产物保险公司有鉴于通货膨胀高涨，决定将原本一年期的保单缩短为半年为期，因为他们认为实在是无法去衡量未来的十二个月内，医疗成本，汽车零件价格会是多少？

There's been abundant allocution afresh a part of leaders of western governments (as they attending advanced to the G8 acme in Scotland in July) about what can be done to advice Africa. There's been altercation about accretion aid, cancelling debt and accouterment fairer trading conditions.

最近有很多关于欧洲国家领导人将如何帮助非洲国家的言论（八国首脑会议即将在七月份于苏格兰召开）有人说会增加援助，取消债务以及给非洲国家更公平的贸易条件。

But it can be detected if the water happens to have been taken from an accumulator which has been used for some time.

但如果从使用了一段时间的蓄电池中取水的话，便可以检测出来。

PLA grafted with PAA has been used as material for preparation of particles. Without using surfactant, and with dimethyl acetamide as solvent and with hexane containing 4% isopropanol as precipitation solution, PLA particles have been prepared with a diameter between 700 and 1250 nm.

聚乳酸接枝聚丙烯酸的高分子化合物，用於制备微粒，二甲基乙醯胺为使用之溶剂，己烷及4%异丙醇为所需之沉淀溶液，界面活性剂并未使用，所得微粒平均粒径大小为700-1250 nm。

All the artistic achievement of this age haven been praised, meanwhile all the artistic and aesthetic standard have been complied with by people all over the world until today.

她所取得的艺术成就至今为世界所赞叹、观止；她所建立的艺术、美学标准至今为世界所师表与遵守。

The existence of acid deposition or acid precipitation has been known for years. Only in recent years, however, has acid deposition been recognized as a problem.

酸性排泄物和酸性降落物的存在已被知晓了许多年，但仅在最近几年酸性排放物被认为是一个环境问题了。

In chapter 8, the research works of the project have been summarized, and the research and application prospects in the future are forecasted. In the Part B of this dissertation, the DSP based vibration data acquisitor system for rotating machinery has been developed.

论文下篇，以工程应用为目的，以微电子技术、信号处理技术、数字信号处理器DSP和微机应用技术为手段，研制了基于DSP的振动数据采集器系统。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。