Cast-off describes clothes or other things that nobody wants any more — they have been given up or thrown away. “Cast-off clothes” are the ones you have finished with.

Cast-off describes clothes or other things that nobody wants any more用來形容沒有人要的衣服或其他東西——they have been given up or thrown away已經被放棄或丟掉的。"Cast-off clothes" are the ones you have finished with「Cast-off clothes」指的是你已經不要的衣服。

It comes from the phrasal verb cast off, “to throw off / let go.” It can feel a little old-fashioned or story-like; in shops people more often say second-hand or used.

It comes from the phrasal verb cast off它來自片語動詞cast off, "to throw off / let go."意思是「甩開／放手」。It can feel a little old-fashioned or story-like它可能讓人覺得有點老派或像故事書用語；in shops people more often say second-hand or used在店裡人們更常說second-hand（二手）或used（用過的）。

Though actually, cast-off is not always unkind: a cast-off jumper might still be perfectly good, just not wanted by the first owner.

Though actually不過其實，cast-off is not always unkindcast-off不見得是負面的：a cast-off jumper might still be perfectly good一件cast-off的毛衣可能還很好，just not wanted by the first owner只是原主人不要了而已。

The knitting instruction to finish the stitches is usually written as two words, cast off, with no hyphen — that is a verb, not this adjective.

The knitting instruction to finish the stitches織毛線時「收針」這個指令is usually written as two words, cast off, with no hyphen通常寫成兩個字cast off，中間沒有連字號——that is a verb, not this adjective那是動詞，不是這裡講的形容詞。