Opaqueness
[化] 不透明性; 不透明度
🗣️ 情景例句
How do I find the bus stop?
我怎样才能找到车站？
I've been part of this project since its beginning.
从一开始我就参与这个计划。
The doctor said he could do nothing to help him.
医生说他对此无能为力。