什么

shén me what?; who?; something; anything

叫

jiào to shout; to call; to order; to ask; to be called; by (indicates agent in the passive mood)

jiào variant of 叫[jiao4]

一级

yī jí first class; category A

目录

mù lù catalog; table of contents; directory (on computer hard drive); list; contents

二级

èr jí grade 2; second class; category B

目录

mù lù catalog; table of contents; directory (on computer hard drive); list; contents

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