Fertilize the trees with 1 pound of 10-10-10 per inch of trunk diameter in early spring中 1 pound of 10-10-10 per inch of

问题描述:

Fertilize the trees with 1 pound of 10-10-10 per inch of trunk diameter in early spring中 1 pound of 10-10-10 per inch of trunk diameter 怎么翻译,是环状施肥,一圈一圈的吗?

这个句子的结构是Fertilize the trees with 1 pound per inch of trunk diameter对树的施肥是根据树冠的直径环状进行 因为树冠的直径==树根在土地下的直径.句中的就用diameter.就是省略了这一点.per 10-10-10 的...