我在上海的“孤岛”时期用笔名列车出版过两本杂文集,一本叫《浪淘沙》,另一本叫《两极集》。在编这本杂文集的时候,我手边只有唐弢同志送给我的《浪淘沙》复印本和在上海的几位同志帮助我从当时的报刊上抄下来的儿篇文章。我曾经多方设法找过《两极集》,可惜未见下落。这本《浪淘沙新集》是以《浪淘沙》为基础,增添了 I published two essays in the “island” period of Shanghai in the pen name train, one called “Lang Taosha” and the other called “the bipolar set.” At the time of compiling this collection of essays, I had at my disposal only a copy of “Lang Taosha”, which was given to me by Comrade Tang Tao, and several articles in Shanghai that I helped to copy from the then newspapers. I have tried many ways to find the “bipolar set”, but unfortunately I have not found it. This “Waves Tao Sha new set” is based on “Waves Tao Sha”, added