pp. 阻塞

[ adj ]
reduced to nothingness
<adj.all>

Obliterate \Ob*lit"er*ate\, v. t. [imp. & p. p. {Obliterated};
p. pr. & vb. n. {Obliterating}.] [L. obliteratus, p. p. of
obliterare to obliterate; ob (see {Ob-}) + litera, littera,
letter. See {Letter}.]
1. To erase or blot out; to efface; to render undecipherable,
as a writing.

2. To wear out; to remove or destroy utterly by any means; to
render imperceptible; as, to obliterate ideas; to
obliterate the monuments of antiquity.

The harsh and bitter feelings of this or that
experience are slowly obliterated. --W. Black.

obliterated \obliterated\ adj.
1. destroyed so thoroughly as to be unrecognizable or
imperceptible.

Syn: wiped out, obliterate.
[WordNet 1.5 +PJC]

2. made illegible or imperceptible by erasing or abrading
away; -- of writing or surface designs on objects.

Syn: blotted out, obliterated.
[PJC]