Fallot's tetrad
[医] 法乐氏四联症, 四联畸形
🧩 词语组成解析
tetrad
['tetræd]
n. 四元组;四分染色体;<化>四价元素;（数目）4;
🗣️ 情景例句
He couldn't teach such dull children.
他教不了这么笨的孩子。
Congratulations on your new job.
我恭喜你找到新的工作。
Each of these represented a goddess and had, at one time, been painted.
每一尊雕像代表一位女神，而且一度上过色。