投票之前，主要政党间进行了深入细致的磋商。

Intensive negotiations between the main parties preceded the vote.

《柯林斯英汉双解大词典》

他们进行了深入细致的研究。

They conducted in depth and close studies.

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问题被深入细致的努力解决了！

The problem was solved by intensive efforts!

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came from the work, the detail, when they were developing.

那来自于他们所开展的细致的工作和深入的研究。

有各种不同的魅力 - SpeakingMax英语口语达人