我们看到3只鸟在高空盘旋。We saw three birds circling very high up.秃鹰在高空翱翔。Buzzards soar overhead at a great height.我们能看到在高空中飞的飞机.We can see a plane flying in the clouds....
The two liquids homogenised in the blender.两种液体在掺和器里均匀了一下.Other liquids that are used in manometry are water, organic liquids and bromide compounds.压力计中所用的其它液体有水, 有机溶液以及溴化物溶液.The substances are formed from a mixture of l...