Chalcedonic
a. 石髓的, 坚强的
🗣️ 情景例句
and I have a production meeting at four.
我四点钟有个生产会议。
All produets have to go through five checks in the whole process.
所有产品在整个生产过程中得通过五道质量检查关。
The survey revealed a large number of sources of noise that we really dislike.
这个调查显示出很大数目我们不喜欢的噪音源：