基本解釋n.四等分；四分之一；四分之一品脫同根派生 quartern相關(guān)詞英漢例句The titania photocatalysts have been research quartern century. It has characteristic of photocatalysis which is excellent performance of environmetal cleanup. 二氧化鈦光觸媒已發(fā)展了25年，它具有光催化的特性，是一非常出色的環(huán)境清凈的光觸媒。quartern circle 四分圓quartern更多例句詞組短語短語Quartern circle 四分圓quartern更多詞組英英字典柯林斯英英字典 a fourth part of certain weights or measures, such as a peck or a pound quartern劍橋字典quartern柯林斯字典專業(yè)釋義能源科學(xué)技術(shù)四等分