Every Saturday, Tani goes to a free 3-hour class to improve his game skills.

每周六，塔尼都去参加一个3小时的免费课程来提高他的游戏技巧。

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That shift, in turn, place an unprecedented premium on "knowledge workers", a new class of wealthy, educated, and mobile people who view themselves as free agents in a seller's market.

反过来，这种转变又给“知识工人”带来了前所未有的好处，这是一个新的阶层，由富有、受过教育、流动性强的人组成，他们认为自己是卖方市场上的自由代理人。

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Not only does Splat befriend every cat in his class, he even converts them to a mouse-free diet.

斯普莱不仅和他班上每一只猫交朋友，而且把他们全部变成不吃老鼠主义者。

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She made each hand as an example to students while she was teaching a class on drawing using free-motion embroidery.

VOA: special.2009.11.04

This was a radical concept in its day, evidently. The punishment should fit the crime, no more and no less for all free persons--granted slaves are not included--regardless of social class. Equality before the law.

很显然，这是当时最根本的概念，惩罚应该,与罪行相符，不偏向任何自由人，不顾社会阶级,当然奴隶除外，法律面前人人平等。

耶鲁公开课 - 旧约导论课程节选

The game is also class-free, giving players a more open progression system which avoids those pre-game set-in-stone permanent decisions.

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AirAsia's competitor, Malaysia Airlines, started flying last year year with child-free first class cabins as well as a child-free upper deck economy section on its A380 service.

CNN: Kid-free 'Quiet Zones' launched on airline

Yet market advocates lose the force of their pro-liberty message when they characterize the working class as free-riding on the backs of the rich.

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