1. I have been trying to gain weight by eating more protein and lifting weights at the gym.
我一直在尝试通过多吃蛋白质和在健身房举重来增重。

2. Some people find it difficult to gain weight no matter how much they eat.
有些人无论吃多少都很难增重。

3. If you want to gain weight, you should focus on consuming more calories than you burn.
如果你想增重，你应该专注于摄入的热量多于燃烧的热量。

4. It's important to gain weight in a healthy way, by eating nutritious foods and exercising regularly.
通过健康的方式增重很重要，要吃营养丰富的食物并定期锻炼。

5. Some people may need to consult a doctor or nutritionist for advice on how to gain weight safely.
有些人可能需要咨询医生或营养师如何安全增重。

6. My goal is to gain weight gradually and build muscle mass by following a balanced diet and workout routine.
我的目标是通过遵循均衡的饮食和锻炼计划逐渐增重并增加肌肉。