roof的熱門精選

1、roof英[ruːf]美[ruːf]，n.頂部;屋頂;車頂;有…頂的;洞頂;隧道頂;口腔頂部;vt.給…蓋頂;蓋上屋頂。2、[例句]Thelimestoneissufficientlyfissuredfortreerootstohavebreachedtheroofofthecave.石灰岩上有許多縫隙，故...