Playing

来自Big Physics

google

ref

Old English pleg(i)an ‘to exercise’, plega ‘brisk movement’, related to Middle Dutch pleien ‘leap for joy, dance’.


文件:Ety img playing.png

wiktionary

ref

From Middle English playing; equivalent to play +‎ -ing.

取自“https://www.bigphysics.org/index.php?title=Playing&oldid=22116”