Could'a
来自Big Physics
Old English cunnan ‘know’ (in Middle English ‘know how to’), related to Dutch kunnen and German können ; from an Indo-European root shared by Latin gnoscere ‘know’ and Greek gignōskein ‘know’.
Old English cunnan ‘know’ (in Middle English ‘know how to’), related to Dutch kunnen and German können ; from an Indo-European root shared by Latin gnoscere ‘know’ and Greek gignōskein ‘know’.