这些卡片是按照作者和书名的字母顺序排列的.These cards are arranged alphaBetically under Both author and title.这个副书名的意思是什么?What does this subtitle mean?书名的不同已经足以显示他们各自的性格了.The difference in titles is characteristic....
He warned that his economic programme for the country was not negotiable...他提醒说，他为这个国家制定的经济计划没有商量的余地。Parts of the road had been washed away by streams, but it was negotiable.部分路面已被河水冲毁，但仍可以通行。The terms of employment are ...