Precordial leads
[医] 胸[前]导程, 心前导程
🧩 词语组成解析
a. 心前区的\\n[医] 心口的, 心窝的, 心前区的
n. 领导者；引线；管道（lead的复数）
🗣️ 情景例句
Why should we employ you?
我们为什么要雇用你？
Know something like the palm of one's hand.
熟知其事，了如指掌。
As a matter of fact, it is the other way around.
事实上，情况正好相反。