Pleased
来自Big Physics
Middle English: from Old French plaisir ‘to please’, from Latin placere .
wiktionary
From Middle English plesed, iplesed(past participle) and Middle English plesede(preterit), both equivalent to please + -ed.
etymonline
pleased (adj.)
mid-14c., plesed, "gratified, delighted, charmed;" late 14c., "satisfied, contented," past-participle adjective from please (v.). Related: Pleasedly.