smirch

英[smɜ:tʃ]

美[smətʃ]

GRE

基本释义

The compound material of resin matrix may produce serious smirch phenomenon during the minute hole drilling.

以树脂为基体的复合材料在微孔加工中会产生严重污斑现象.

互联网

Noun

1. a blemish made by dirt;
"he had a smudge on his cheek"
2. an act that brings discredit to the person who does it;
"he made a huge blot on his copybook"

Verb

1. smear so as to make dirty or stained
2. charge falsely or with malicious intent; attack the good name and reputation of someone;
"The journalists have defamed me!" "The article in the paper sullied my reputation"