Gun control advocates acknowledge there will be more legal challenges by gun rights groups, but they remain optimistic most gun laws in the U. S. will be upheld.

枪支控制倡导者承认他们将会受到枪支权利组织的更多挑战，但是他们仍然非常乐观地相信，美国的大部分枪支法都将支持下去。

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Gun control advocates acknowledge there will be more legal challenges by gun rights groups, but they remain optimistic most gun laws in the U.S.

VOA: standard.2010.07.06

Engineering firms in Scotland have reported a fall in orders and output but they remain optimistic about their fortunes.

BBC: Engineers in Scotland report drop in orders