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
Nothing much.
没什么要紧的事。
A good tale is none the worse for being twice told.
好故事百听不厌。
Miss Zhao is one of the most popular teachers in the school.
赵小姐是学校里最受欢迎的老师之一。