ty_141284943 2021-07-01 21:14 第一步是煮豆把精选黄豆在凉水开发者_如何学C中洗净后，直接放在锅里添入自来水，没至黄豆上约二指深。然后开始像焖米饭一样煮豆，把豆煮到吃起来稍微有点面。豆捞出后放在筛子上
I have a dataframe that I am putting into a sweave document using xtable, however one of my column names is quite long, and I would like to break it over two lines to save space
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