fender
n.
late 13c., shortening of defender. Originally something hung over the side to protect the hull of a ship at a wharf, pier, etc. Of fireplaces since 1680s; of automobiles from 1919. Fender-bender "minor automobile accident" is from 1958.
〔李〕[fend;-ern.] n.防御物； 挡泥板 ←fend,fens,fenc (L fendere,fensum)=to hit 打击