Composed
来自Big Physics
late Middle English (in the general sense ‘put together, construct’): from Old French composer, from Latin componere (see component), but influenced by Latin compositus ‘composed’ and Old French poser ‘to place’.
etymonline
composed (adj.)
"calm, tranquil, free from disturbance or agitation," c. 1600, past-participle adjective from compose (v.). Earlier (1560s) "made up of parts." Related: Composedly; composedness.
