by choice

of one's own volition

出于自己的選擇

of one's choice

that one chooses or has chosen

自選的

the college of her choice.

她自己選中的大學。

of choice

Preferred above others of the same kind or set

優先選擇的：在同一類或同一組中比別的更受歡迎的

“the much used leveraged buyout as the weapon of choice”(&b{Alison Leigh Cowan})

“把舉債經營、全部收買的老辦法當作特別武器”(&b{艾利森·利·考恩})