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- Research on purification of polluted water by different submerged macrophytes,Cabamba carolimana Gray,Elodea Canadensis and Ceratophyllum demersum L. 对鱼草、伊乐藻、金鱼藻三种沉水植物在不同条件下净化受污水体进行了研究。
- Keywords Cabamba carolimana Gray;Elodea Canadensis;Ceratophyllum demersum L.;submerged macrophytes;water remediation; 鱼草;伊乐藻;金鱼藻;沉水植物;水体修复;
- Cabamba carolimana Gray 鱼草
- His hair became gray when he was only forty. 他刚刚四十岁时，头发就变得灰白了。
- His face turned gray as he heard the bad news. 听到这个坏消息后，他的脸变得苍白。
- It is a medium- size samsonite, and it's gray. 它是一个中型的灰色绅耐特皮箱。
- The blue shirt and gray tie are a good match. 蓝衬衫和灰领带很相配。
- Stolen chips can find access to the gray market. 偷来的芯片可在水货市场上找到销路。
- He was still looking gray and very tired. 他看上去仍然面色苍白,疲惫不堪。
- His black hair was tinged with gray. 他的黑头发带着一点灰白。
- A yellowish gray to pale orange yellow. 土黄色，浅黄褐色一种黄灰色到淡桔黄色
- Gray or white with or as if with age. 灰白的因年老而头发灰白的
- A horse having a coat of mottled gray. 菊花青马带有斑点的灰色毛皮的马
- A pale yellowish pink to yellowish gray. 石膏色浅黄粉色到黄灰色
- These people who were young fifty years back are now gray haired. 50年前的年轻人，现在已经白发苍苍了。
- As soon as the red cock squared the gray one, it squared off. 那红公鸡一看见灰公鸡，就拉开斗架的姿势。
- Miss Gray chooses voices that blend with each other for the singing group. 格雷小姐挑选嗓音互相和谐的人组成合唱队。
- The bride, in a light gray chiffon gown, was more charming. 新娘穿著一条浅灰色薄绸睡衣,显得更加迷人。
- Gray is intermediate between black and white. 灰色介于黑色和白色之间。
- The most popular color this autumn is gray. 今年秋天最流行的色彩是灰色。
