Flack's node
[医] 弗勒克氏结, 窦房结
🧩 词语组成解析
node
[nəud]
n. 节点;（计算机网络的）节点;[医]结节;植物的节;
🗣️ 情景例句
Thanks for going. I figure we should get together more often.
谢谢你接受邀请。我们日后多见些面吧！
He was so angry, he began to jump and down.
他愤怒得开始顿足。
They may also have used wood and skins, but these have rotted away.
他们也可能用过木头和兽皮，但这类东西早已腐烂殆尽。