Nier
abbr. 国家经济研究院（National Institute of Economic Research）；国家环境研究院（National Institute of Environmental Research）
🗣️ 情景例句
Sit down, sit down. Have some coffee.
请坐， 请坐。喝点咖啡。
Excuse me I can't visit you.
对不起我不能拜访你。
Then Von Frisch moved the dish to the east of the hive and waited for a marked bee to feed.
然后，冯·弗里施把碟子移到蜂箱的西边，等待有标记的蜜蜂来吃。