Rats can't vomit or burp because of a limiting wall between their two stomachs and their inability to control the diaphragm muscles needed for the action.

老鼠不能反胃或打嗝，因为它们受到了两个胃之间隔离墙的限制，它们也不能有效调节横隔膜肌肉的活动。

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On the opposite wall are hanging dozens of pictures as well as two maps of China.

对面的墙上挂着几十幅画和两幅中国地图。

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These two characters are as if there is a wall between them, a wall of foam.

这两个角色之间仿佛有一堵墙，一堵用泡沫筑成的墙。

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John Bachar was fifty-two years old when he fell from Dike Wall near his home in Mammoth Lakes,California.

VOA: special.2009.12.09

But at each end, they will get a nudge to tumble down - much like the Wall did two decades ago.

VOA: standard.2009.11.09

The song's reverb-doused psychedelia offers a space-rock feel that reaches its apex during the track's huge, two-minute wall-of-sound finish.

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Aguiar blasted a free-kick straight at a two-man Caley defensive wall and a long throw-in from Grant Munro caused problems for the Hearts defence with Rooney's overhead kick blocked before the ball eventually fell to Dougie Imrie who sent his shot too high.

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Two-thirds say Wall Street will benefit more than the average taxpayer from the new bank bailout plan.

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