这场攻击仅发生在5个月前，可是低湿地周围的杂草和灌木正在覆盖一个幸福家庭生活的最后一丝遗迹。
The attack happened only five months ago, but already the weeds and brush of the surrounding swampland are covering the last traces of a happy family life.
根据时节和需要，他的工作包含了种植花卉、清扫道路、修剪杂草或者根系覆盖。
He may plantflowers, sweep the walks, cut the grass, or spread mulch, depending on theseason and the need.
其他手段还包括翻土，拔除杂草或用地膜覆盖它们。地膜一般由木屑、花园废弃物或其他材料制成。
Other controls include turning over the soil, pulling the weeds or covering them with mulch made of wood, garden waste or other material.
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