system service的用法和样例：
例句
- An invalid system service was specified in a system service call.
在系统服务调用中指定无效的系统服务。 - Research on ecosystem service is one of the hot fields in ecology now.
生态系统服务功能是目前生态学研究的热点领域。
system service的相关资料：
临近单词
system bit
system
system of coordinates neighborhoods
system of administrative permission
system of the producers' obligation
system built-in macro instruction
system procedure/embedded system
system of encountering an emergency
system management service interface
system of great vocational education
System Acquisition Review Memorandum
system of coordinates neighbourhoods
