characteristics in usage的用法和样例：
例句
- This paper analyzed the characteristics of the pyroelectric detector based on its working principle.
摘要根据热释电探测器工作原理，对其使用特点进行了分析。 - Finally, the paper discusses the characteristics of the use of prepositions in the nominalized structures and its enlightenments to the teaching of preposition usage.
本文最后探讨了介词在名词化中的使用特点及其对介词教学的启示。
