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1.Cancers can occur in all older animals.
所有年老的动物都或许有可能患上癌症。收藏指正
2.They do not occur in all flowering plants.
并不是所有的开花植物都有反足细胞。收藏指正
3.A condition in which tissues of genetically different types occur in the same organism.
镶嵌现象一种不同遗传种类的组织产生于相同有机体中的现象收藏指正
4.It is all very well for such things to occur in fiction.
这种事情出现在小说中倒还可以。收藏指正
5.More than 70% of all cancer deaths occur in low and middle income countries.
所有癌症死亡中,有70%以上发生在低收入和中等收入国家。收藏指正
6.All the organisms that constitute a specific group or occur in a specified habitat.
种群,族群构成某一群体或生活在某一栖居地的所有生物收藏指正
7.The murders all seem to follow a set pattern, ie occur in a similar way.
这些谋杀案似乎都为同一手法。收藏指正
8.Styloconic sensillum Ⅰ,trichoid sensillum Ⅰ and chaetic sensillum all occur in antenna, labialpalpi and maxillarypalpi.
栓锥感受器Ⅰ型、毛形感受器Ⅰ型及刺形感受器为触角、下颚须和下唇须共有。收藏指正
有机体收藏指正
10.indicator organism
指示生物收藏指正
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