Sinuses sigmoideus
[医] 乙状窦
🧩 词语组成解析
湾, 穴, 窦, 窦房结, 窦道, 鼻窦, 瘘, 瘘管
🗣️ 情景例句
How's your son getting on with his English?
你儿子的英语学得好吗？
You must go easier on yourself; you look exhausted.
你不可以太勉强，你的身体似乎太疲劳了。
I got up early and bought thirty-seven cards.
我早早起了床，买来了37张明信片。