1·However, it is customary to produce cotton and linen yarns with a Z-twist and woolen and worsted yarns with an S-twist.
然而,人们习惯性的生产棉和亚麻纱线时用Z捻,生产羊毛和精纺毛料纱线时用S捻。
2·Worsted suits are nice and warm.
精纺毛料套装很暖和。