外壳
word C2- envelope
- outer shell
- hull
- cover
- case
Its characters
From the library
建筑不仅是人类栖居的物理外壳，更是塑造家族形态与人际关系的无形模具。
源自波斯的核桃，古称胡桃，以其坚硬的外壳与醇厚的果肉，迅速成为了备受青睐的滋补佳品。
Learn 外壳 in real texts
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