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}]