Sinus cavernosus
<拉>海绵窦
🧩 词语组成解析
n. 窦, 静脉窦, 凹陷处
🗣️ 情景例句
They're real watches. They tell you the time, don't they?
当然是"真的表"罗。会走也会报时，不是吗？
My brother gets up later than I do.
与我做比，我的兄弟晚起床。
There are many things to be learnt when you start working.
开始工作时，你有许多东西要学。