bedding in短语¹⁰⁶¹⁰⁰⁺⁵ 基本例句 n.拉模的研磨刮研;研配 The characteristics of plant communities on abandoned land in different years were surveyed in agricultural cross bedding in the south edge of Otindag sandy land. 以浑善达克沙地南缘农牧交错带不同年限弃耕地为对象，研究了不同年限弃耕地植物群落特征。 sswcc