Sobel
n. 索贝尔（品牌名, 一种边缘检测滤波器）
🗣️ 情景例句
Let's go to your favorite restaurant to commemorate this occasion.
我们去你最喜欢的餐馆来纪念这次活动？
May I have a customs declaration form, please?
请给一份海关申报表好吗？
The telephone rings and this marks the prelude to an unforeseen series of catastrophes.
这时电话铃响了。它预示着一连串意想不到的灾难的来临。