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Objective To study the clinical application of nerve block anesthesia in space of psoas major.
目的了解腰大肌间隙神经阻滞的临床应用。
youdao
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The psoas (major on the right) is a very strong and powerful muscle.
腰肌（主要是右侧）是非常强壮有力的肌肉。
youdao
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The psoas (major on the right) is a very strong and powerful muscle.
腰肌（主要是右侧）是非常强壮有力的肌肉。
youdao