問題二：保持身材用英語怎么說 - Keep fit - Maintain a healthy body - Stay in good physical condition - Engage in regular exercise to stay in shape

問題三：身材用英語怎么說？ - Body shape - Physical appearance - Body figure

問題四：英文如何翻譯，好身材保持很重要，謝謝大家了 - It is important to maintain a good physique.

問題五：她必須保持身材怎么用英語翻譯 - She must stay in shape. - It is necessary for her to maintain her figure.