也许是红藻的污染让海变得又红又有毒，或是海水变得过咸了。
Possibly it is red algae because of pollution that makes the sea red and poisonous or the sea becomes over salty.
卡拉胶是一种红藻多糖，主要存在于红藻纲中的麒麟菜属、角叉菜属、杉藻属和沙菜属等生物的细胞壁中。
Carrageenans are gel-forming hydrocolloids extracted from the cell walls of marine red algae, such as Eucheuma, Chondrus, Gigartina, Hypnea.
海藻有四种分类——绿藻，褐藻，红藻和蓝绿藻，它们都充满了健康的营养物。
There are four classes of seaweeds—green, brown, red, and bluegreen—and they’re all packedwith healthful nutrients.
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