选择性外科手术的英文：
elective surgery

elective是什么意思：
a. 选举的,根据选举的,选任的
n. 选修课程

This is a direct election.
这是直接选举。

He was unanimously elected as President.
人们一致选举他当总统。

The elections were free and fair.
选举是自由公正的。

The election process is long and costly.
选举的过程冗长而且耗资巨大。

The outcome of the election remains in doubt.
选举的结果仍然不能肯定。

surgery是什么意思：
n. 外科；手术；手术室；诊所；牙医诊所

It is called clinical plastic surgery .
它被称作临床成形外科学 。

He is a plastic surgery specialist.
他是个整形外科医生。

Is surgery an option for mildly obese?
外科手术是轻微肥胖人的一项选择吗？

Cosmetic surgery solely to improve appearance is not the main focus of plastic surgery.
仅仅为改善容貌的化妆性外科不是整形外科的主要重点。

Collagen is widely used in cosmetic surgery.
胶原在整容手术中被广泛使用。