曾经是很清澈的山溪,现在受到污染变得混浊了.The once clear mountain stream is now polluted and opaque.空气变得混浊,烟雾弥漫.The air had grown thick and smoky.她把它扔进了混浊的河水深处.She threw it into the river's murky depths....
The accident again raises questions about the safety of the plant.这起事故再一次引发了人们对于工厂安全性的质疑。He raises crops mainly for the use of his family.他种农作物主要是为了家庭自用。He raises 2,000 acres of wheat and hay.他种植了2,000英亩的小麦和牧草。...
MOS动态移位寄存器不是用 触发器组成, 而是用反相器组成.The MOS dynamic shift regisers do not consist of flip - flops , but of inverters.该比较器包含一级预放大器 、 动态锁存器及时钟控制反相器.The comparator includes a preamplifier, a dynamic latch and a clocked inverter.拖...