Spatial symmetry
[化] 空间对称性
🧩 词语组成解析
🗣️ 情景例句
How many are there in your family?
你们家几口人？
Education begins a gentleman, conversation completes him.
人的教养始于教育，成于社交。
For most of them, fifty pence is a small price to pay for a nice big bar of chocolate.
对大部分孩子来说，用50便士来买一大块好的巧克力，是算不了什么的。