Boundary operator
[计] 边缘算子
🧩 词语组成解析
🗣️ 情景例句
What's the weather like in Japan this time of year?
现在日本的天气怎么样？
There are as good fish in the sea as ever came out of it.
海里的好鱼是取之不尽的。
He would invent fanciful names on the spot.
他会当场编造出一些稀奇古怪的货名。