Heart sinuses
[医] 窦房结
🧩 词语组成解析
heart
[hɑrt]
n. 心，心脏;感情;要点;胸部;
vt. 鼓励;激励;
vi. 结心;
湾, 穴, 窦, 窦房结, 窦道, 鼻窦, 瘘, 瘘管
🗣️ 情景例句
is no longer in service.
是空号。
Business is business.
公事公办。
I expect to be there this evening.
我打算今天晚上到那儿去。