单词	Black Heron
释义	Black Heron n.黑鹭
随便看	performance needs performance number performance number, PN performance number scale performance objective performance objective analyzing and setting performance objectives performance obligation performance obligations Performance of absorbingnoise performance of a contract Performance of activated sludge performance of a definite act performance of a different dive performance of administration performance of a duty performance of amplitude limiter performance of analog-to-digital convertor performance of an assigned job performance of an obligation performance of antenna performance of anti-carbonation Performance of balance performance of bank performance of banking industry