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
Well, that's what I do.
是啊 ，我正是这么做的。
Hold on,please.
请你等一下。
In my letter, I told her that she could stay with us.
我在信中告诉她，她可以和我们住在一起。