Sinuses ethmoidei
[医] 筛窦
🧩 词语组成解析
湾, 穴, 窦, 窦房结, 窦道, 鼻窦, 瘘, 瘘管
🗣️ 情景例句
No, we have the Spring Festival's celebrations with feasts and fireworks.
不，我们以宴会和焰火庆祝春节。
Thank you for your letter.
谢谢你的来信。
and by measuring the time interval between the taps and the receipt of the echoes, the depth of the sea at that point can be calculated.
测出回声间隔的时间，便可算出该处海洋的深度。