单词 | onto |
释义 | on·to (ŏnt′, -tə, ôn-) prep. 1. On top of; to a position on; upon: The dog jumped onto the chair. 2. Informal Fully aware of; informed about: The police are onto the robbers' plans. adj. Mathematics Of, relating to, or being a function such that every element of the codomain is the value that corresponds to an element in the domain. |
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