Sentence:  She says the changes brought by the Internet will help crack the <WSD>bamboo ceiling</WSD>. "The business practice of face-to-face negotiation and drinking sake together into the night has made it difficult for women to advance in the business world," she said. 
Meaning of the word marked with <WSD> tags:  In East Asia, a social barrier to further promotion or progression, in employment and elsewhere, for women.