Sssi
abbr. sites of special scientific importance 特别重要的科学场所
🗣️ 情景例句
Four o'clock at the advanced exercise class. With me.
四点钟去高级健身课， 跟我一起。
Yes, we have been interested in new system.
是的，我们对新系统很感兴趣。
There was no electricity in my dorm last night.
昨晚我宿舍没电。