Elective operation
[医] 选择性手术
🧩 词语组成解析
elective
[i'lektiv]
adj. 选任的;有选举权的;（课程）选修的;（可选择的）可选择的;
n. 选修课程;
🗣️ 情景例句
No sweat! I'd be happy to help.
没什么！很高兴我能帮上忙。
I used to have lunch every day at the same time.
我过去常每天在同一时间吃午餐。
and we know something of the great variety of the sea bed's topography.
而且我们对海底地形的千变万化也有了一定的了解。