Another critical difficulty was to achieve the LED point lighting effects behind a SLR colour glazed glasses.

要在单反玻璃与彩釉玻璃后部发挥单点led光的效果，是中间的另外一个难点也是重点。

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It is at these critical times that his self-confidence, towards difficulty and life in general, eventually plays a crucial role in determining whether he can turn failure into victory.

关键时刻，正是他对困难和人生的自信最终决定他能否反败为胜。

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To overcome the difficulty brought by his small hands which often failed him at critical moment, Yao had kept up his practice for over a dozen years before becoming an Olympic champion.

为了克服自己因为手小而经常在关键时刻失利，姚景远一直苦练了十几年，后来还成为了奥运冠军。

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Dr. Emory Petrack, director of the pediatric emergency department at Fairview Hospital in Cleveland, Ohio, says when it's a "truly critical emergency, " get to the nearest hospital. (Truly critical emergencies include severe pain, trauma with multiple injuries, and difficulty breathing).

CNN: How to find the best ER for your child

Unscrupulous activities by such persons make the work so much harder for homeowners who already have great difficulty talking to bank representatives and counselors, interfering with a critical channel of communication for homeowners who are struggling to get help with their mortgage.

WHITEHOUSE: Champions of Change Blog

Refreshingly self-critical, the assembled masses were told of the mistakes the big N made with marketing the GameCube, and the difficulty the traditionally family-orientated company was having in appealing to modern, gore-obsessed players.

BBC: Gaming nirvana sparkles