ceilings 是 ceiling 的複數ceilingKK [ˋsilɪŋ] /ˈsilɪŋ/名詞1天花板Water from the broken pipe stained the ceiling of my bedroom.水管破裂漏出的水在我臥室的天花板上留下污漬。2上限、最高限額The government set a ceiling on rent increases this year.政府對今年的房租漲幅設下了上限。3無形的升遷障礙多用於 glass ceilingMany women still hit a glass ceiling in senior management.許多女性在高階管理層仍會遇到無形的升遷障礙。4最高飛行高度、升限航空The small aircraft has a ceiling of about twelve thousand feet.這架小型飛機的最高飛行高度約為一萬兩千英尺。