Sages
abbr. 半自动地面防空系统（semi-automatic ground environment system）
🗣️ 情景例句
who used to run the drugstore in town.
他过去在镇上经营药房。
Every why has a wherefore.
事出有因。
will move decisively from the second phase to the third,
就可以明确地从第2阶段进入第3阶段。