抽样

抽样	chōu yàng	sample; sampling
抽	chōu	to draw out; to pull out from in between / to remove part of the whole / to inhale (esp. smoke) / (of fabric etc) to shrink / (of certain plants) to sprout; to bud / to whip; to thrash / classifier for sheets (of tissues, wet wipes etc)
样	yàng	manner / pattern / way / appearance / shape / classifier: kind, type