不清楚飞机是坠毁在陆地上还是海里。It isn't clear whether the plane went down over land or sea.伊德里斯大声地宣告说：“在海里，谁落在最后谁就不是爷儿们。”"Last one in the sea is a sissy," proclaimed Idris.我转身向海里又游了几下。I turned and swam a few strokes further out t...
Very limited information has been reported concerning andesite weathering.迄今对安山岩之风化过程研究资料之报导仍有限.The volcano's summit looks gray and is made andesite.顶端灰白色,由安山岩组成.The REE distribution pattern of the Xihu lake is simi...