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onto

B1 prep
gen /ˈɔn.tu/

Các nghĩa

  1. lên, vào

    Arriving upon or on top of (speaking of a physical or metaphorical movement).

    My cat just jumped onto the keyboard.

  2. biết, nhận ra

    Aware of.

    informal

    The thought-police were onto my plans of world domination.

  3. toàn ánh

    Being an onto function with a codomain of (see below).

    The exponential function maps the set of real numbers onto the set of positive real numbers.