相关单词近義詞 opening 開口, space 空間, empty space 真空, 真空區..., void 空的, hole 洞, omission 遺漏, gap 缺口, caisson 彈葯箱, coffer 保險箱, blank 空白的臨近詞lacy, lactose, lacunar, lacunae, lacunal, lacunary, lacunate, lacunarity, lacunar cell, lacuna skull, lacuna magna, lacunar stage 返回 lacunas