I do confess my leanness. I am spare, And, therefore, spare me.

我必须承认我很瘦。我没太胡来，所了我吧。

In these bits of leanness a few birds find grateful homes.

在这些瘦削的， 有几只鸟找到了感恩的家。

Only his bare chest and the leanness under his ribs moved a little to his breathing.

只有他裸露的胸膛和肋骨下的瘦削在他的呼吸中微微移动。