老人撩起开襟毛衣挠了挠身体的一侧。The old man lifted his cardigan to scratch his side.运动对身体的好处可以分为3个方面。The physical benefits of exercise can be divided into three factors.天冷时，身体的抵抗力会下降。The body may be less resistant if it is cold....
We laid out the economic guidelines and followed it.我们制定了经济方针并且遵循它.Safety guidelines had been blatantly ignored.安全规章被公然置之不顾.We are aiming for guidelines, not cut-and-dried answers.我们想要的是指导原则，不是固定的答案。It fits Orwell's...