比较级是drier，例如：
1、Experimental study on hydrogen drier performance in different thermal boundary conditions.不同热边界条件下氢气干燥器的性能实验研究
2、Design of a fuzzy expert system for drier selection based on Database.基于数据库的干燥器选型模糊专家系统的设计。
3、It was good to be back on dry land again.回到陆地上真好。
