单词 | del |
释义 | Word Frequency del(dɛl) noun mathematics the differential operator i(∂/∂ x) + j (∂/∂ y) + k (∂/∂ z), where i, j, and k are unit vectors in the x, y, and z directions Symbol: ∇. Also called: nablaWord Frequency del.abbreviation for delegate Word Frequency Del.abbreviation for Delaware |
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