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
Even if you ask me a thousand times, my answer will still be no.
就算你问我一千遍，我还是会说“不”。
All are not merry that dance lightly.
表面高兴的，未必都快乐。
In the afternoon, she usually sees her friends.They often drink tea together.
下午，她总是会见她的朋友。她们经常在一起喝茶。