Comprehensive materials to do a good job, supporting materials, a summary of typical materials, refined sound.

要搞好综合材料、配套材料、典型材料的汇总，细化完善。

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Nevertheless, the waterproofing process was essentially sound and was improved and refined over time.

尽管如此，防水处理根本上是完好的，并且随着时间的推移得到改良和完善。

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The sound is definitely more refined and more detailed, very sweet.

声音更明确更精炼和更详细，非常甜的。

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And while big horsepower is nice, so is a refined, pleasant powertrain sound.

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Calling itself Peter Bjorn and John, the trio began experimenting with its format: Keyboardist Yttling switched to bass, while the band as a whole refined its catchy power-pop sound.

NPR: Peter Bjorn and John: 'Young Folks' Make Good

The W12 engine produces a warm, thrumming sound, a burr refined, potent, but not very emotional.

WSJ: 2013 Bentley Continental GT V8 Review: Get More From Less | Rumble Seat by Dan Neil