单词 | adder |
释义 | Word Frequency adder 1(ˈædə) noun See also death adder, puff adder 1. Also called: viper a common viper, Vipera berus, that is widely distributed in Europe, including Britain, and Asia and is typically dark greyish in colour with a black zigzag pattern along the back 2. any of various similar venomous or nonvenomous snakes Word origin Old English nǣdre snake; in Middle English a naddre was mistaken for an addre; related to Old Norse nathr, Gothic nadrsWord Frequency adder 2(ˈædə) noun a person or thing that adds, esp a single element of an electronic computer, the function of which is to add a single digit of each of two inputs |
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