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
So long.
再见。
Where are my glasses?
我的眼镜在哪儿？
I had been asked to drive in heavy traffic and had done so successfully.
按照要求在车辆拥挤的路上驾驶，我圆满地完成了。