The way a crow 3)
在该路一只乌鸦
Shook down on me
抖落于我
The dust of snow
夹杂尘埃的雪
From a hemlock tree
从铁杉树处
Has given my heart 4)
竟给了我心(意向/打算/初衷)
A change of mood
心思/思路/构想的改变(变化/更改“ 路径 ”)
And saves some part
且避免(预/防止/节省去/掉)某另部分
Of a day I had rued. 5 )
一天的我或可能(might have rued)会去悔恨的。