Pharyngotympanic tubes
[醫] 咽鼓管
?? 詞語組成解析
n. 管子, 導管；管狀蟲；倫敦地鐵（tube的復數）
??? 情景例句
You do a pretty good job on the Riverdale High School paper.
你在Riverdale高中校刊做得有聲有色。
Is there anything I can explain fully?
有什么事情要我詳細說明的嗎？
It is the natural frequency of emission of the hydrogen atoms in space and was discovered by us in 1951;
這個頻率是空間氫原子釋放的自然頻率，是在1951年被人類發現的。