The H-2A visa has no numerical cap, unlike the H-2B visa for nonagricultural work, which is limited to 66,000 a year.

与非农业工作的 H-2B 签证（每年上限为是6.6万个）不同，H-2A 签证没有数量限制。

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In the programme, presenter Tom Dyckhoff wore a cap which measured brainwaves while he attempted to work in a busy office.

节目中，主持人汤姆·迪克·霍夫头戴一顶能测量脑电波的帽子，尝试在一间繁忙的办公室里工作。

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One returning resident wearing a New York Yankees cap said he used to work as a carpenter in the nuclear complex's reactor No. 1, which is now badly damaged.

一个头戴纽约扬基队帽子的人对我们说，他曾经在核电站的1号反应堆做木工。

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The two weeks spent in Africa doing mission work as a cap on their otherwise luxurious vacation.

FORBES: Occupy Protesters: The Karma Bus Stops at the Bank

The report comes next week but today the Commission's Chairman Andrew Dilnot told me how a cap could work.

BBC: Dilnot report: How will we pay for elderly care?

And we've already shown a cap can work.

BBC: In full: David Cameron immigration speech