The wide development and prevalence of extracurricular activity began in the 18th -19th century in the west.

课外活动的普遍开展与盛行，始于18、19世纪的西方。

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The well equipped facilities and better teaching staff can ensure the wide development of physical education, and thus ensure the realization of wide bore teaching in uni.

而高校体育设施完备、师资力量雄厚，可以保证体育教学多项目地开展，从而保证体育宽口径教学的实施。

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The wide development strata overlap belt of different period and different level provided passage for petroleum migration, created beneficial reservoir conditions for strata reservoir formation.

不同时期、不同级别的地层超覆带的广泛发育为油气运移提供了通道，也为地层油气藏的形成创造了有利的圈闭条件。

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I've written before about the wide range of development levels within the bloc.

BBC: Climate: Fractures in the lobby?

Analyzes, evaluates and contributes to the development of Sector wide approaches and strategies for harnessing the potential of information and communication for development in cluster countries, in consultation with relevant stakeholders.

UNESCO: Main Menu

"Our plan is to continue production of the 787 and to continue the development of the wide-body airplanes, " he added.

BBC: Dreamliner: Boeing defends 787 batteries