If you can explain why the joke's not landing, then you can fulfill the second criteria of useful feedback-i. e. you're not just dispensing your opinions, but sharing applicable knowledge.

如果你能解释为什么一句玩笑话的效果不佳，你便达到了有用反馈的第二条标准——你不仅在发表自己的意见，也在分享适用的知识。

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But there are compelling reasons in favor of another Moon landing too, not the least of which is trying to pinpoint the moon's age.

但也存在令人信服的理由支持再度登月，其中包括试图确定月球的年龄。

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Experts say the runway at Mangalore airport makes a bad crash inevitable if the landing is not accurate.

VOA: standard.2010.05.23

It means eliminating lifetime jobs, kicking out the remnants of organized crime and rewarding organizers for successfully landing sustainable employment for employees (not for landing company-killing contracts).

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It is worth noting that the landing craft in question, while they have not been named in any of the reporting, are very clearly not the landing craft from the Black Sea fleet that were at the center of the controversy in late June but totally different ships from the Northern Fleet.

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When Laermer learns that a company has not been landing enough press, he'll send over a big box filled with the few articles the company has managed to grab, as well as a bunch of plastic spider webs.

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