Eradicating weeds means that you have to remove all the seeds and roots so the plants will not grow back. But birds or the wind can reintroduce them to the land.要根除杂草意味着你必须除掉所有的种子和根系,这样杂草才不会再次长出来。但是,鸟类或风会将它们重新带到地里。
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