介绍:
燃烧姐Miley曰健身：
1. muscle tone and definition 肌肉线条
2. get bulked up 把肌肉块变大
3. get toned 变紧实，变健美
对话：
健身教练：Are you looking to develop strength or muscle tone and definition?
萌妹纸：I don't want to get all bulked up! I just want to get toned.
