出於自己的選擇
by choice adj : not by chance [syn: {by choice(p)}] adv : with intention; in an intentional manner; "he used that word intentionally"; "I did this by choice" [syn: {intentionally}, {deliberately}, {designedly}, {on purpose}, {purposely}, {advisedly}, {by design}] [ant: {by chance}, {unintentionally}, {unintentionally}]