名词
中文翻译：骨盆轴
同义词：
['骨盆轴线例句：1. The doctor explained the pelvic axis to me', 'pointing out its importance in childbirth.（医生向我解释了骨盆轴线，指出它在分娩中的重要性。）2. During labor', 'the pelvic axis shifts', 'causing pain and discomfort.（在分娩过程中，骨盆轴线会发生变化，导致疼痛和不适。）']
例句：
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1. The doctor explained the pelvic axis to me, pointing out its importance in childbirth.
医生向我解释了骨盆轴线，指出它在分娩中的重要性。
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2. During labor, the pelvic axis shifts, causing pain and discomfort.
在分娩过程中，骨盆轴线会发生变化，导致疼痛和不适。
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3. The pelvic axis is crucial for maintaining good posture and preventing back pain.
骨盆轴线对于保持良好的姿势和预防背痛至关重要。