拍摄实际的色球层很困难.It is difficult to photograph the actual chromosphere.色球层在光球层气体的搅拌下是个多泡层.The chromosphere is a frothy layer churned up by gases in the photosphere.在阿卡塔玛沙漠中发现了拟色球藻属细菌等微生物.Microbes like the bacterium Chroococci...
He bought me a bagful of sweets.他给我买了一包糖.He was caught in the act of stealing the sweets.他正在偷糖时被抓住了.a yen for sweets想吃糖果She dipped a hand into the jar of sweets and pulled one out...她把手伸进糖果罐，摸出了一颗糖。Sweets should be cut o...