全面 (quán miàn) means “all-around; comprehensive; total; overall”. It is an HSK 5 Chinese word in the HSK 3.0 vocabulary.
我们需要对市场情况进行全面深入的调查研究。
Wǒmen xūyào duì shìchǎng qíngkuàng jìnxíng quánmiàn shēnrù de diàochá yánjiū.
We need to conduct comprehensive and thorough market research.
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