With the development of the yeast three crossing system, the research on interaction between proteins and RNA will step on a new stage.

随着酵母三杂交系统的出现，蛋白质- RNA相互作用的研究也将步入一个新的时期。

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The new planetary system, the first in which both planets can be seen crossing in front of their star, may also contain an Earth-sized companion.

这个新发现的行星系统，第一两颗行星会在恒星前交叉经过，第二该系统都可能包含有地球大小的行星。

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Information integration of enterprise can combine the variety of information resources and business of the enterprises organically, realizes the integration crossing over system border.

企业信息集成是将企业不同的信息资源和业务事件进行有机地整合及衔接，实现系统边界的跨越式融合与集成。

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According to Lucent, telecommunications service provider Global Crossing plans to conduct field trials of the WaveStar system before the end of the year.

CNN: Lucent makes bold claims for wireless technology

The system has been introduced as part of the Forth Replacement Crossing project and will be followed in the new year with a launch for the M9 and M9 spur near Kirkliston.

BBC: New system to cut traffic jams in Fife

To a degree, multi-system Europe exists already, in the euro and in the Schengen rules on crossing frontiers.

ECONOMIST: What kind of Europe?