1.【解】骨盆
1.the large circular bones that support the lower part of your back and are connected to the bones of your legs
1.Adolescent girls are particularly susceptible because their pelvises are not fully developed.
由于她们的骨盆尚未充分发育，青春期女孩特别容易受到影响。
2.Objective: To evaluate the therapeutic effect of ultrashort wave therapy combined with antibiotics on pelvises.
目的：探讨超短波联合抗生素治疗盆腔炎性包块的临床疗效。
3.This assertion implies that bigger brains and roomier pelvises were linked from an evolutionary perspective.
该主张意味著：较大的脑量与较宽的骨盆在演化上是相关的；
4.We can then speculate that a lot of gunk collects on shark pelvises as they go about their daily business.
我们接着就能推测在鲨鱼每天的活动中会在盆骨上堆积许多脏东西。