单词	演手勢以明之
释义	同GESTICULATE
随便看	extraction of model parameters extraction of old trees from young woods extraction of root extraction of square root extraction of stumps extraction of teeth extraction operation extraction parachute extraction percentage extraction plant extraction potential extraction power extraction, power extraction pressure extraction pressure regulator extraction process extraction pump extraction rate extraction ratio extraction replica extractions extraction-- salt extraction-scrub extraction-scrub column extraction-- selective