We shall study a very particular kind of sequences, called convergent sequences.我们将研究称为收敛数列的很特别的一类数列.Generating functions are an ideal tool for studying sequences defined by recurrence.母函数是研究用递推关系来确定的函数的最理想工具.Heterochrom...
"Thank you doctor," said the nurse with a simper.“谢谢你，医生，”护士傻笑着说。They sat in Germaine Rocher's salon watching the languid mannequins preen and simper.她们正坐在吉米·罗切的美术展览馆里,看着那些疲乏的服装模特炫耀服装和假笑.When I told him the news, he...
他放下了那一杯尚未沾唇的酒.He set down his glass untouched.这种停滞现象的产生与剪切唇的形成有关.The delay was correlated to the development of shear lips crack surface.今天老板和他的秘书两人对杰克咂舌砸唇的.The boss and his secretary bell gave Jack the raspberry today....