fastness to chlorine

例句：

1. 1. The new paint has excellent fastness to chlorine.
   这种新油漆具有极好的对氯的耐久性。
2. 2.The fabric is resistant to chlorineand will not fade easily.
   这种织物对氯有抗性，不易褪色。
3. 3. Thebleaching agent tested showed good fastnessto chlorine.
   测试的漂白剂显示出良好的对氯的耐久性。