Antrum ethmoidale
[医] 筛窦, 筛骨泡
🧩 词语组成解析
n. 窦, 房\\n[医] 窦, 房
🗣️ 情景例句
Oh, I'm so happy that Max is home.
噢 ，我真高兴Max回到家了。
To walk away
走开
But here we come up against the most difficult of all obstacles to contact with people on other planets ----the astronomical distances which separate us.
然而，在和外星人联系中我们遇到的最大困难是分隔我们的天文距离。