单词	two-layer theory
释义	two-layer theory 双层体理论
随便看	sea monks seamons sea monsoon sea monster sea-monster sea-monsters sea monsters seam open seam opening seam orientation seamos sea moss sea-moss sea mosses seamost sea moth seamoth seamoths sea moths sea mount seamount sea-mount seamount chain seamount group seamount range 屈高就下，降贵纡尊屋上春鸠鸣，村边杏花白屋下架屋，床上叠床屋不漏，墙不倒屋中春鸠鸣，树边杏花白。屋前有树招鸦鹊屋头乌臼午阴密，牛与牧童相对眠。不是官中催税急，十年前已学耕田。屋怕不稳，人怕忘本屋无主，扫帚颠倒竖屋檐下的洋葱头，根焦叶烂心不死稍事稍候稍加稍后稍安勿躁稍微稍房稍有稍瓜稍稍