Sobel
n. 索贝尔（品牌名, 一种边缘检测滤波器）
🗣️ 情景例句
Did they write some bad news?
他们写了什么坏消息吗？
Payday is here again.
又到了领薪水的日子了。
To her horror he said that she was two hours too soon.
搬运工说她早到了两个小时，她听后大吃一惊。