The reactions of fish to AC can be distinguished into four stages: electrifying, electrotaxis, electronarcosis and electrocuting.鱼对交流电的反应可分成四个阶段: 感电 、 定向 、 麻醉和击昏反应....
Nostratic and Eurasiatic are two hypothetic super - families with very remote relations.Nostratic和 Eurasiatic是两个具有遥远亲属关系的超级语系假说.These suggested that the hypothetic mechanism of Tpb 88 against tobacco brown spot was produ...
He shrieked a long, wordless cry.他只是无语地发出长长的一声尖叫。She stared back, now wordless.她凝视着后面，一时无语。Sumner would greet us with frowns and grimaces, doing his best to express wordless disapproval.萨姆纳会冲我们皱眉，做苦脸，竭力表示他无言的反对。...
He had been mauled by a bear.他被熊袭击过。The hunter was mauled by a lion and badly hurt.猎人被狮子抓伤,伤势很重.The novel was mauled by the New York critics.这本小说受到纽约评论家的抨击....