Vector operator
[计] 向量算子, 向量运算符
🧩 词语组成解析
🗣️ 情景例句
How did you feel?
感觉怎么样？
Do you live in the countryside?
你在乡间里居住吗？
It was not long before a helicopter arrived on the scene to rescue the survivors of the plane crash.
不久，一架直升飞机飞抵飞机失事现场，来搭救这几个幸存者。