不用打开词典，一键查询单词含义

fy(){
    result=`curl -s \
        "http://dict.youdao.com/fsearch?q=$1"`;
    #pronounce
    echo $result | sed -r -n 's/.*<phonetic-symbol>([^<]+)<\/phonetic-symbol>.*/\1/p';
    echo '--------------------'
    #translation
    echo $result \
        | sed 's/^.*<custom-translation>//' \
        | sed 's/<\/custom-translation.*$//' \
        | sed 's/\]\]>/>\n/g' \
        | sed -r -n 's/.*CDATA\[([^>]+)>/\1/p';
    return 0;
}

用法：保存到.bashrc后，命令行输入`fy hello`