Sphenoid cells
[医] 蝶窦
🧩 词语组成解析
a. 楔形的\\nn. 半面晶形, 蝶骨
n. 细胞；牢房；小屋；单元格（cell的复数）
🗣️ 情景例句
and get some fresh air?
呼吸一些新鲜空气呢？
We are thinking of placing an order for your Flying Pigeon Brand bicycles. We would be very grateful if you could make us an offer for 200 ones with details.
我们正打算订购你方的飞鸽牌自行车。如果你们能给我们（购买200台的详细报盘将不胜感激。
as by falling into inaccessible caves, or into an ice crevasse, like the Siberian mammoths,
如掉进难以到达的洞穴，或掉进冰河裂缝里，或者像西伯利亚长毛象那样掉进冰窟中，