1、Some of the stiffness will boil out when you first wash the fabrics.
你第一次洗這些織物時，部分漿性就會被燙掉。

2、Some of the stiffness will boil out when you first wash the cloth.
你第一次洗那塊布料時, 部分漿性就會被燙掉。

3、You may want to boil out some of the stiffness.
你也許想燙掉一些漿性。

4、You can boil out some of the stiffness.
你可以燙掉一些漿性。

boil out翻譯