| 释义 |
DEFINITIVE EXAMPLES 权威例句〔prosoma〕The anterior or cephalic portion of the body of certain invertebrates, such as arachnids, in which segmentation is not evident.前体：某些无脊椎动物比如蜘蛛类动物的头部或前面部分，在这一部位环节不明显美国传统〔scorpion〕Any of various arachnids of the order Scorpionida, of warm, dry regions, having a segmented body and an erectile tail tipped with a venomous sting.蝎：任一种蝎目的蜘蛛类节肢动物，生活在温暖，干燥地区，身体呈节状，有一个直立带毒刺的尾巴美国传统 |