1.spinal cord n.脊髓

例句:One patient I knew became totally paralyzed overnight from a spinal cord infection.
我知道的一個病人因為脊髓感染，一夜之間全身癱瘓。

2.stem cell n.干細胞

例句:Each mass turned out to have emerged from a single stem cell,which in turn generated

new blood cells.
每個細胞圈都是從一個干細胞發育而來，這些干細胞反過來產生新的血液細胞。

3.heart attack n.心力衰竭，心臟病發作

例句:The world economy survived the heart attack in the financial system.
世界經濟從金融體系的心臟病中生還了下來。

4.replace with 用…代替

例句:Replace with your own version of this: at acme dynamite, I partnered with engineering to cut our product cost in half
可以用自己的版本取代為：在上一家公司我參與的工程中使我們產品成本降低了一半。

來源:可可英語 http://www.ccdyzl.cn/Article/201504/370599.shtml