Semicircular conductor
[电] 半圆形心线
🧩 词语组成解析
a. 半圆的\\n[医] 半环形的
conductor
[kən'dʌktɚ]
n. <电>导体;售票员;（乐队）指挥;导管（套管的一种）;
con共同+duct引导，带来+or表名词，人 → 引导大家共同做事情的人 → 指挥家；乘务员
🗣️ 情景例句
Alexandra came by.
Alexandra来了。
I'm a fast thief.
我是个跑得快的小偷。
Her husband had built up a large business during his lifetime, and when he died ten years ago in 1989 he left all his money to his wife.
她的丈夫一生中逐步建立起一家大商行，而当他10年前即于1985年去世后，他把全部财产留给了他的妻子。"