Explanation: Difficult to describe the cause of open innovation Source: Who should repair the "Shanghai Communication Library and Reading Freedom" We Bilu ragged, bitter fight alone, not for money, not for fame, tire tireless, but to the heart of the security. " Examples: Create any business, is always to go through ~, hard process.
No. 2
With the "arduous."
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No. 3
Difficult to describe the cause of open innovation. With the "arduous."
Arduous, Piper Road worn-out dress, live rough, Sleep thatch rest the head on lumps of clay, Cao Xing bivouac, Meal wind and rain, Canfengyinlu, regard the sky as a curtain,regard the earth as a mat, Mayuepifeng, Bivouac Wind meal, In(rags and) tatters wicker, bamboo Road, Bilulanlou, Bilulanlv, Bilulanlv
