Buttonholing for ordinary cloth , knitting , etc. it 's suitable for light medium and weight materials .
适用于各种针织、棉纺、化纤等织物的钮孔缝锁，薄料、中厚料均宜。
Whether counting heads at the apple store or buttonholing cell phone users at the mall of america , piper jaffray 's gene munster is the master of the small survey that may or may not be significant .
