Rectus abdominis
腹直肌
🧩 词语组成解析
[医] 直的, 直肌
腹肌痛
🗣️ 情景例句
Usually a house is too expensive for the salary-earning class to buy.
通常房屋太贵，工薪阶层买不起。
A middle course is the safest.
中庸之道最保险。
The man who had fixed up the air-line was also questioned.
安装供气管的那位工人也被提问。