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来源:雅诚德英语网
Why dose a whole field with chemicals if you can spray only where they are needed?
如果你可以只在需要的地方喷洒化学药品,为什么要在整个田地里喷洒呢?
Why dose a whole field with chemicals if you can spray only where they are needed?
如果你可以只在需要的地方喷洒化学药品,为什么要在整个田地里喷洒呢?