Sinus sigmoideus
<拉>乙状窦
🧩 词语组成解析
n. 窦, 静脉窦, 凹陷处
🗣️ 情景例句
Well, maybe you could come next week sometime.
那样的话，也许你可以在下个星期的某个时候来。
Please don't let the dog come in the house.
请别让狗进到屋子里。
It was warm last Sunday, so I went and sat on the river bank as usual.
上星期日天气很暖和。于是我和往常一样，又去河边坐着。