Explanation: Oliver: sea of suffering; vast: vast far-reaching way. Endless suffering. Source: Song Zhangjun room "Yun Ji Qi signed" Juan Liu XVI: "sigh to see the mountain dust, Jinian the mound mountain. Mount Mount Oliver, the life and death into the waves." Examples: ~, Deep to be sad. (Gold King at the "sub-advised Xulao the Hong Feng good")