单词 | del |
释义 | del/dɛl /noun Mathematics An operator used in vector analysis. (Symbol: ∇)
OriginEarly 20th century: abbreviation of delta1, from the representation of the operator as an inverted capital delta. |
随便看 |
|
英语词典包含243303条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。