Lange solution
[化] 兰格溶液(一种胶态金溶液)
🧩 词语组成解析
n. 兰格（姓氏）
🗣️ 情景例句
Certainly.
当然。
When did you get up yesterday morning?
你昨天早上几点起床？
The great cities have been built with no regard for us.
大城市的建设毫不关心我们。