Improving resource productivity is a long-standing area of work for agricultural engineers.

提高资源生产率是农业工程技术人员的一项长期任务。

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Standing next to a small river, Fanny suggested camping in the grassy area nearby.

站在一条小河旁边，范妮建议在附近的草丛中扎营。

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So, providing that his colleagues were standing behind the ball outside the penalty area and at least 10 yards (9.15m) from the penalty mark, no offence has been committed. Award the goal.

在此前提下，只要他的队友是站在点球点后方的禁区外离球10码(9.15米)的地方，那么就没有犯规，判罚进球有效。

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The tragedy occurred when thousands of fans were let in through a gate into an already crowded standing area, leading many to be crushed against metal fences and concrete walls.

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Mr Jacob and Mr Kenzig had been standing in a prohibited area but there were no warning signs.

BBC: Marc Ramsbotham

Ranger Maguire, who was 6ft 7in tall, was standing in an administration area where soldiers eat their lunch and pack their gear when he was struck in the head.

BBC: Ranger Michael Maguire