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
We have to maintain communication to understand each other.
必须保持交流以求相互理解。
Please make an offer indicating the packing.
请报价并说明包装情况。
Pardon? Would you please say that again more slowly?
对不起，请你慢点儿再说一遍好吗？