a. 淡水的;箩在淡水的
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- Both marine and freshwater fisheries are beset by a number of very serious human impacts
无论海洋渔业还是淡水渔业,都为人类造成的一系列严重影响所困扰。收藏 - Passed toxicity for marine and freshwater fish farming applications.
通过海洋及淡水鱼养殖毒性实验收藏 - Some freshwater fish such as pike can withstand levels of acidity.
一些诸如梭鱼等淡水鱼可以抵御相当程度的酸性。收藏 - Any of various small freshwater fishes of the family Cyprinidae,which also includes carps and minnows.
鲦,鲮鲤科中的一种淡水小鱼,其中也包括鲤鱼和米诺鱼收藏 - Soil samples for establishingthe need for fertilizers; Freshwater samples to assess the degree of pollution; Tapwater to ascertain its purity
为确定化肥所需的土壤样品;评估污染程度的淡水样品;确定纯度的自来水收藏
开心词场背单词


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