例句與造句

1. In most cases, the core yarn is silk wrapped ( " fil?" ) with a band or strip of high content gold.
2. 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.
3. It's difficult to find core yarn in a sentence. 用core yarn造句挺難的