411 REFERENCE · Wikibooks
English-Hanzi/System
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
A system is an organized thing.
一个 系统 是 一个 有组织的 东西。
411 REFERENCE · Wikibooks
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.