silk 作為單獨(dú)的蠶絲,綢緞這種材質(zhì)時(shí)是不可數(shù)名詞。

Some young men often play the drums, and the performers wave red silk bands .一些年輕人經(jīng)常打鼓，表演者則揮舞著紅綢帶。He sent samples in small silk bags.他把樣品裝在小絲袋里送來。Fans of this kind were made of silk這種扇子由絲綢做成的。He travelled to China along the Silk Road with his father.他和父親一起沿著絲綢之路前往中國。但是silk作為各個(gè)種類的絲綢是可數(shù)的，復(fù)數(shù)silks。They include silks and coloured thread.它們包括各種絲綢和彩線。Silks and satins put out the kitchen fire.身上綾羅綢緞，廚下炊煙不見。She is dressed to the teeth in red silks.她一身紅色絲綢衫，十分顯眼。I got some new silks that are really bad.我得到一些新的絲制品，真是棒極了。