Spatial structure
[化] 立体结构
🧩 词语组成解析
🗣️ 情景例句
Is this five-two-one double eight six-four?
这里是521-8864吗？
Friendship should not be all on one side.
友谊不该只是单方面的事。
The tape was so stick that they did not dare to cross it.
胶带极粘，蚂蚁不敢从上面爬过。