Ethmoid sinus
筛迷路
🧩 词语组成解析
a. 筛骨的\\nn. 筛骨
n. 窦, 静脉窦, 凹陷处
🗣️ 情景例句
Did you get a chance to get outside at all?
有时间出门吗？
It's not too heavy,but I don't know the exact weight.
它不是太重的，但是我不知道准确的重量。
He usually stays at home with his pet dog.
他通常跟他的爱犬待在家里。