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
Don't you love the warm weather?
你不喜欢温暖的天气吗？
What should I do?
我该怎么办呢？
We would be glad to start business with you.
我们很高兴能与贵公司建立贸易往来。