Looking up...
这个可以吃吗?
Can this be eaten?
To be able to; to have the ability or permission to do something.
我可以帮你吗?
Can I help you?
Used to ask for permission or to express ability.
To be acceptable or suitable.
这个价格可以。
This price is acceptable.
Often used to express agreement or approval.
'可以' is very versatile and can be used in many contexts, from asking for permission to expressing ability or agreement.
When asking for permission, '可以' is often followed by a verb. When expressing ability, it can stand alone or be followed by a verb.
From 可 (kě, 'can') + 得 (de, auxiliary verb indicating possibility).
Can be used as a standalone response meaning 'okay' or 'it's fine'.