a length of的用法和樣例：
例句
- He fished a length of string out of his pocket.
他從口袋裡掏出一條繩子。
- A length of film containing photographs, diagrams, or other graphic matter prepared for still projection.
幻燈膠片，電影膠片為靜止投影而準備的含有相片、圖表或其它圖表性東西的一段膠片
- A length of yarn, cord, or thread, especially a strong silk thread used mainly to bind the edges of buttonholes.
絲線一段毛線、粗線或絲線，尤指主要用來縫合鈕扣孔的結實絲線
- A length of netting attached to a woman's hat or headdress, worn for decoration or to protect the head and face.
面罩附於婦女的帽子或頭巾上的一段網狀物，穿戴起來用作裝飾或保護頭部或臉部
以上內容獨家創作，受著作權保護，侵權必究
