'Usually for ice diving it's mandatory to use a rope but here the lake is not completely closed.

通常情况下冰川潜水是必须要使用绳索的，但是这里的这个湖并不是完全封闭的。

youdao

The surrounding basin is that of Red River, but because Devils lake's own basin is closed, the lake must reach a sufficient water level before the water travels elsewhere.

周围的属于红河的流域，但是由于魔鬼湖流域是封闭的内流区，必须使湖面水位达到足够的高度，水才能流到其他地方。

youdao

Har Nuur, like other lakes in the region, is a closed-basin lake fed by precipitation.

哈尔湖与本地区的其它湖泊一样，是封闭的一个靠降水给养的盆地湖泊。

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In the last decade, enrollment has increased and the gender gap in schools has closed in many regions, but UNICEF's Executive Director, Anthony Lake,says there is still much work to be done.

VOA: standard.2010.05.19

The road around the lake will be closed between Saturday, 16 March and 6 April from 20:00 GMT to 06:00 GMT.

BBC: Toad tunnel: Llandrindod Wells road shuts for mating

The dubious Salt Lake Stock and Mining Exchange closed in 1986.

FORBES: Fraud per capita

Butch Becker, who manages a boating supply store there, believes the town might as well be closed down if the lake disappears.

ECONOMIST: Water in the West (1)