读图，我国7月等温线分布图，完成下面小题
There is a sofa (沙发）in this room. We chat (聊天）with each other and watch TV in this room. It's a____.
解释下列加线的词语。
①不知何许人也 ____ ②每有会意，便欣然忘食____ ③亲旧知其如此____ ④环堵萧然 ____ ⑤箪瓢屡空 ____ ⑥短褐穿结 ____ ⑦晏如也 ____
