His surgical instruments were a knife and a pair of pincers.他的外科手术器械是一把刀和一把钳子。She was no mean performer on a variety of other instruments.许多别的乐器她也演奏得相当出色。You can buy perfectly good instruments for a lot less.你可以少花一大笔钱买到顶...
Other early instruments included the sextant and the astrolabe.另外的早期仪器还有六分仪和星盘.The drum is one of the oldest musical instruments.鼓是最古老的乐器之一。Telescopes and microscopes are optical instruments.望远镜和显微镜是光学仪器.She conducted an...
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...
In the winter she wears thick socks, Wellington boots and gloves.冬天，她穿着厚袜子和橡胶雨靴，戴着手套。The entrance hall is littered with toys and wellington boots.门厅里到处乱扔着玩具和雨靴。In the winter she wears thick socks, Wellington boots and gl...