Sinus node
窦房结
🧩 词语组成解析
n. 窦, 静脉窦, 凹陷处
node
[nəud]
n. 节点;（计算机网络的）节点;[医]结节;植物的节;
🗣️ 情景例句
I'm sorry I missed him. I had to work late.
很抱歉我错过了他醒着的时候。我必须工作到很晚。
I'll probably stay home and watch television.
我希望可以呆在家看电视。
The first of the two ships to reach Java after the race had begun was the Thermopylae,
比赛开始后，“赛姆皮雷”号率先抵达爪哇岛。