The spatial distribution patterns of larvae and pupae are congregating distribution.幼虫和蛹的空间分布均为聚集分布.He says victims of violence are congregating there because they feel safer.他说暴力的受害者聚集在这里因为他们觉得更安全.For the binary matrix,...
Many boys explode firecrackers on the Fourth of July.许多男孩子在7月4日那天放爆竹.The firecrackers were crackling and spluttering.鞭炮劈里啪啦地响.The firecrackers scared the cat.爆竹声把那只猫吓跑了....