He used to be shy and weak, but now he has become taller and stronger.

他过去很害羞和虚弱，但现在他变得更高更强壮了。

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The combination of algorithm and the key length results in having stronger encryption, medium encryption, and weak encryption.

算法和密钥长度的组合产生强加密、中等加密和弱加密。

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This is true also of many dream-images; they are forgotten because they are too weak, while the stronger images in their neighbourhood are remembered.

许多梦的影像也如此，它们太过微弱，当周遭出现更强有力的画面时，它们就被遗忘。

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Startups will consolidate or die in the emerging Asian tech strongholds of China and India as the strong get stronger and the weak get weaker.

FORBES: Predicting 10 Trends For Startup Asia As 2013 Unfolds

Called UMA (Unlicensed Mobile Access), the technology is designed to provide better call quality indoors (where your cell shouldn't otherwise work, natch) by switching over from a weak cell signal to a stronger in-home WiFi signal.

ENGADGET: Samsung, LG license technology to seamlessly pass calls from cellular to WiFi

Weak gold generally means a stronger dollar.

FORBES: Goodbye QE, So Long Gold