All attempts by Shi over the last few years to launch a mainstream career in dancing, singing or acting have fallen flat.

过去几年中，史恒侠试图在唱歌、跳舞或演戏这些主流演艺事业上大展拳脚，但最终希望都落空。

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Meanwhile most of Google's efforts at harnessing the new types of information passed around within social networks have fallen flat.

此时此刻，Google很多针对社交网络间产生的新型信息的努力都宣告了失败。

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Have your apologies often fallen flat? Do your spouse's apologies connect and motivate you to forgive? Or are you married to someone who seldom apologizes?

你的道歉总会落空吗？你配偶的道歉会让你原谅他吗？还是与你结婚的人很少道歉？

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Those breasts are flat and fallen now ] speaking to her of her body]; Live in a heavenly mansion, Not in some foul sty."

你乳房已经平而扁,和她谈她的身体;,快住进天国的大厦吧，别再呆在臭猪圈，“

耶鲁公开课 - 现代诗歌课程节选

Promises to invest more in community colleges have fallen flat, and are in any case misplaced.

FORBES: Is Your Job Robot-Proof?

Attempts to interest investors have fallen flat, and the building itself may be too expensive to demolish.

FORBES: Anderson, Indiana's Once-Mighty Wigwam Gym: Still Dead

While some promises have fallen flat, the push to advance nanotechnology remains strong.

FORBES: Nanotechnology: Expanding Clean Energy and Easing Fuel Shortages