on·to
preposition/ˈɒntə/, before vowels /ˈɒntu/
/ˈɑːntə/, /ˈɑːntu/
(also on to)
Phrasal Verbs- used with verbs to express movement on or to a particular place or position
（与动词连用，表示朝某处或某位置运动）向，朝 - Move the books onto the second shelf.
把书移到第二层架子上。 - She stepped down from the train onto the platform.
她走下火车来到站台上。
- Move the books onto the second shelf.
- used to show that something faces in a particular direction
朝向，面向（某个方向） - The window looked out onto the terrace.
窗户外对着的是露天平台。
- The window looked out onto the terrace.