We study the model of random walk with possible unbounded jumps in random envrionments. Using two lemma of Makov theory and shift operator, we obtain a recurrence criterion.是什么意思_We study the model of random walk with possible unbounded jumps in random envrionments. Using two lemma of Makov theory and shift operator, we obtain a recurrence criterion.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句