speeded的音标：speeded的英式发音音标为：[s'pi:dɪd]speeded的美式发音音标为：[s'pidɪd]...

This paper determined a series of biochemical and physiological properties of Speeded ? growth poplar and Lombardy poplar.测定了速生杨与钻天杨的一系列生理生化特性,结果表明:速生杨的叶绿素、脯氨酸、脱落酸、抗坏血酸、可溶性糖含量、硝酸还原酶和过氧化物酶活性均高于钻天杨.You notice that your bre...

v.急行，加速( speed的过去式和过去分词 )，超速行驶，快速运送，加速，促进...

The testing and approval of new drugs will be speeded up.新药品的检测和审批速度将会加快。You notice that your breathing has speeded up a bit.你注意到自己的呼吸加快了一些。He pushed a lever that speeded up the car.他挂挡加快了速度。...