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問答題
實(shí)地研究法是對(duì)單一的研究對(duì)象進(jìn)行深人而具體研究等方法
答案：
答案：√實(shí)地研究法（Field Research）是一種社會(huì)科學(xué)研究方法，它涉及直接在自然環(huán)境中對(duì)研究對(duì)象進(jìn)行觀察、訪談...
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The scientist made a ______ contribution to the field of genetics.
答案：
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