A rainbow arced gracefully over the town.彩虹在小城上空画出了一道优美的弧线。Tracer rounds arced through the air and stitched over the Banshees.追踪子弹弧线形穿过空间钉在女妖战机上.Squirrels added staccato crunch notes with their arced leaps.松鼠蹦蹦跳跳增加了嘎吱嘎吱的...
显微镜见到的粒子,在颜色 、 组织结构 、 均匀性以及对水的溶解和吸附性方面都各不相同.Microscopically visible particles differ in colour, texture, unmiformity and in watersolubility and absorption.分子筛具有吸附性、再生性, 热稳定性好.Molecular sieve has the advantages of good ab...