Some frameworks also provide a series of standardized key codes that represent keyboard-based events (such as hitting the Escape key, Return key, cursor keys, and so forth).

有些框架还会提供一组标准键盘代码来表示基于键盘的事件(如按下escape键、return键、光标键，等等)。

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Overall, half of the respondents said they had been in the dust cloud from the collapsing towers;70 percent witnessed a traumatic sight, such as a plane hitting the tower or falling bodies;

总体来看，有一半的受访者称当时他们被笼罩在大楼倒塌产生的巨大烟尘中，70%的人亲眼目睹了飞机撞上大厦和尸体横飞的恐怖场景；

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Most reward people for having their vital signs tested and hitting goals such as lowering blood pressure or burning off flab.

其中大部分公司都会奖励那些成功完成生理测试目标的受试者，如降低血压或减少赘肉。

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New rules limiting fees, such as those hitting card users exceeding their credit limit or paying late, and curbs on rate increases, make it less lucrative for card issuers to lend to the less creditworthy.

WSJ: Long-Term Unemployed Fall Out of Credit-Card Statistics

Sometimes that entails introducing "desirable difficulties" such as simulated pressure, hitting in strong winds and from bad lies.

WSJ: The Wrong Way to Practice Golf | Golf Journal by John Paul Newport

In this space hard hitting promotions such as Easter apparel, White Sales, Back to School and other special events can be featured.

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