polypropylene fiber

spandex; elastane

polyvinyl chloride fiber; PRC brand name for PVC fiber

polyester fiber

variant of 滌綸|涤纶[di2 lun2]

vinylon, synthetic fiber made from polyvinyl alcohol (loanword)

acrylic fiber

Aaron Yan (1986-), Taiwanese singer

see 維綸|维纶[wei2 lun2]

full of political wisdom (idiom); politically astute; with encyclopedic experience of state policy