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
Good-bye.
再见。
This pencil is longer than that one.
这支铅笔比那一个长。
I Know. That's a good idea! said Ann. But in England we still make tea in teapots.
“明白了。是个好主意！”安说，“但是在英国我们仍用茶壶泡茶。”