Which of the following are likely hazards brought to Changjiang due to melting of glaciers and permafrost in the source region (Qinxang Gaoyuan)?
英
美
下列哪几项是长江源头区(青藏高原)因冰川、冻土融化而可能给长江带来的祸害?
目录
查词历史
英 汉