Sinus
n. 窦, 静脉窦, 凹陷处
✅ 同义词
📖 牛津释义
sinus
n
cavity in a bone, esp any of the air-filled spaces in the skull that are connected to the nostrils 窦（骨骼中的空穴, 尤指颅骨中的）.
🏥 医学释义
窦房结，窦
🗣️ 情景例句
Three minutes to play.
还剩三分钟。
If you insist on your original price, I'm afraid you will have little chance to get the business.
如果您坚持原来的价格，恐怕您获得这笔交易的可能性极小。
Excuse me. What's your full name, please?
请问，您的全名是什么？