单词	per biennium
释义	per biennium 每两年
随便看	critical way of thinking critical Weber Number critical weight critical weighting critical weight-on-bit critical well depth critic idea and method criticisable critical whirling speed critical width critical width method critical wind speed critical wind speed of flutter critical wind velocity critical wire critical withstand current critical withstand voltage critical work critical working pressure critical working procedure critical working set critical wound critical wrinkless critical writings critical writings on art