We need 3 cubic yards of sand.我们需要3立方码的沙子。Detritus usually consists of gravel, sand and clay.岩屑通常是由砂砾, 沙和粘土组成的.The white sand reflected the sun's heat.白色的沙子能反射太阳的热量。The sand massed to form a dune.沙积集起来成了沙丘.Silane co...
The sand on the floor scrunched under our feet.地板上的沙子在我们脚下嘎吱作响。The sand martin is a brown bird with white underneath.崖沙燕是一种褐羽白腹的鸟。They all walked barefoot across the damp sand to the water's edge.他们全都光着脚走过潮湿的沙地来到水边。...
他爱说笑话，喜欢谈论啤酒和姑娘。He cracked jokes and talked about beer and girls.他不喜欢谈论他自己，尤其是当着他学生的面。He was disinclined to talk about himself, especially to his students.现在我们能公开谈论以前讳言不提的艾滋病问题。We can now talk openly about AIDS which we ...