When historians look back at the era that is now closing, they will see a time of private achievement and public disappointment.

当历史学家们回顾现在这正在逝去的时代时，他们将看到是一个私人成就和公众失望的时代。

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Output speed of electric installations on the determination of its opening and closing the valve when the time is not strictly required, should try to use a slower speed.

关于对电动装置输出转速的确定，在阀门对其启闭时间没有严格要求时，应尽量选用较慢的速度。

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The geometry of closing is merely scientific jargon for the fact that when the hand closes to form a fist, all fingers touch the palm of the hand at the same time.

“闭合几何学”是科学界的行话，指当手握成于一个拳头时，所有指头都同时抵达手掌心。

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When you feel the world is closing in on you try to find some time alone - even if it is only to have a bath - and learn to say no to the demands of relatives.

BBC: Surviving the big day

The closing of the Hemingway Bar comes, unfortunately, at a time when Paris is starting to embrace the cocktail more fully.

WSJ: Au Revoir, Hemingway Bar

The company is hoping to increase production and shipment at a time when many solar panel manufacturers are closing factories because prices for solar panels have tumbled over the past year.

FORBES: Nanosolar Raises $70M To Survive Tough Times