基本解釋adj.下凹的同根派生 concave-down相關詞英漢例句Have a glass of beer to rinse your dinner down. 喝盃啤酒把你喫的晚飯沖下去。The machine must break down at this busy hour. 正忙的時候,機器偏偏又壞了。The old man stared the uninvited guest up and down. 老人把不速之客上下打量了一番。His figure looks very funny in the concave mirror. 他的樣子在凹鏡裡顯得非??尚?。An indented or concave surface or area. 凹陷,窪地凹的表麪或地區(qū)concave-down更多例句