n.空白，空隙，腔隙，缺陷，空白( lacuna的名词复数 )，空隙，腔隙，缺陷...

There are still major lacunae in the material available.手边的材料依然存在严重缺漏。The bony spicules are even, with occasional lacunae containing osteocytes.骨板连续均一, 偶尔可见包含骨细胞的腔隙.Black air - filled lacunae in which osteocytes once liv...

lacunae的音标：lacunae的英式发音音标为：[lə'kju:ni:]lacunae的美式发音音标为：[lə'kjuni]...