Umbo
n. 盾心的浮雕裝飾, 殼頂, 鼓膜凸\\n[醫] 突, 圓頭
??? 情景例句
This is sensational!
太令人激賞了！
Almost everyone is aware of environmental problems in America.
在美國，幾乎人人都注意到環境問題。
Two men took the parcel off the plane and carried it into the Customs House.
有兩個人把包裹拿下飛機，進了海關。