基本解释[机械工程]盖土木碎英汉例句双语例句Move children’s swing sets and sand boxes away from the woodland edge and place them on a wood chip or mulch type foundation.将孩子的秋千和沙箱从林地边缘移到木屑或护根类覆盖物的地面上wood chip mulch更多例句专业释义机械工程盖土木碎