| 单词 | rectus abdominis |
| 释义 | Word Frequency rectus abdominis(ˈrɛktəs æbˈdɒmɪnɪs) noun anatomy a long flat muscle that extends along the whole length of both sides of the abdomen. It flexes the vertebral column, particularly the lumbar portion; it also tenses the anterior abdominal wall and assists in compressing the abdominal contents |
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