我觉得每天都在遭受失望的打击。I felt like I was being kicked in the teeth every day.他们的话是对我自信心的一次重大打击。What they said was a real knock to my self-confidence.你还未准备好,问题就会突然出现并打击你。Problems will crop up and hit you before you are ready....
师:看电脑是怎样测量圆锥的高. 量一量自己的圆锥的高是多少厘米.Look at the computer. How many centimeters are there in your taper?圆锥的底面是()形,圆锥有()个底面.B 、 What shape is the flank of a taper?等底等高的圆柱和圆锥的体积有什么关系?What's the relationship between the bul...