Keith's node
[医] 基思氏结, 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
Maybe he's angry.
也许他在生气。
One never loses anything by politeness.
有礼貌对自己不会吃亏。
Yes, I do.
有啊。