例句與造句

1. It is manufactured by winding or wrapping ( covering ) a flattened metallic strip made from pure gold, silver or slitted metallised polyester film, on a core yarn, usually of pure silk, viscose, cotton, nylon, polyester, P . P ., mono / multi filament, wire, etc . Nowadays, it can broadly be divided into three types.
2. It's difficult to find multi filament in a sentence. 用multi filament造句挺難的