Saline soils, which have high concentrations of sodium chloride and other salts, limit plant growth, and research continues to focus on developing salt-tolerant varieties of agricultural crops.
盐碱地含有高浓度的氯化钠和其他盐类,限制了植物的生长,研究继续集中于开发耐盐的农作物品种。
继续研究。
Nevertheless, there is still uncertainty whether a risk exists and research continues to address this question.
尽管如此,结论还是不肯定,探讨有没有风险问题的研究还在继续。
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