Precordial leads
[醫(yī)] 胸[前]導程, 心前導程
?? 詞語組成解析
a. 心前區(qū)的\\n[醫(yī)] 心口的, 心窩的, 心前區(qū)的
n. 領導者；引線；管道（lead的復數(shù)）
??? 情景例句
Everything is shaping up well.
一切進展順利。
We think $ 87,000 per unit with a five percent discount for orders over 100.
我們減少到每臺8。7萬美元，訂購超過100臺給予5%的折扣。
However, there is an even more insidious kind of pollution that particularly affects urban areas and invades our daily lives, and that is noise.
但是，還有一種更加隱蔽有害的污染，它專門影響城鎮(zhèn)地區(qū)，侵襲我們的日常生活，那就是噪音。