桑椹红色素是一种很好的天然自由基清除剂.Mulberry red pigment hence was a good kind of natural radical scavenger.天然萝卜红色素的抗氧化能力与同浓度的BHT相近, 0.01%的添加量即可达到93%以上的抑制率.The inhibition ratio, could be achieved more than 93 % by the 0.01 % pigment add...
She travelled 14,000 miles by sledge across Siberia to Kamchatka.她乘雪橇穿越西伯利亚到达了堪察加半岛，行程共1.4万英里。The sledge gained momentum as it ran down the hill.雪橇从山上下冲时的动力越来越大.Last week there was a quarrel during a sledge drive.上礼拜当雪车驶...