elective

US /ɪˈlek.tɪv/
UK /ɪˈlek.tɪv/
"elective" picture
1.

選修課, 選修科目

an optional course of study in a college or university

:
I chose photography as my elective this semester.
我這學期選擇了攝影作為我的選修課
Students must complete two core courses and one elective.
學生必須完成兩門核心課程和一門選修課
1.

選舉的, 民選的

chosen by election

:
The new president is an elective official.
新總統是民選官員。
The position is elective, not appointed.
這個職位是選舉產生的,而不是任命的。
2.

擇期, 非緊急的

(of a medical procedure) chosen by the patient or physician and not essential for immediate treatment

:
She underwent an elective surgery to improve her vision.
她接受了擇期手術以改善視力。
The doctor recommended an elective procedure for her chronic pain.
醫生建議她進行擇期手術以治療慢性疼痛。