单词：unparching
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The Nautilus's fishermen had some trouble getting a grip on this animal, which, thanks to the formation of its gill covers, 鹦鹉螺号船上的人费了好些劲才抓到这只动物。这只动物的鳃盖骨构造特殊， can protect its respira
发表于:2018-12-31 / 阅读(504) / 评论(0)
《海底两万里》中英双语有声读物
《海底两万里》中英双语有声读物
The happiest bird of our spring, however, and one that rivals the European lark in my estimation, is the boblincoln, or bobolink as he is commonly called. 依我看来，可以和欧洲云雀媲美、北美春天最快乐的鸟，该是北美食米鸟，
发表于:2019-01-17 / 阅读(448) / 评论(0)
美国语文第五册
美国语文第五册