手机用户a93df2020-03-31👍253 Lack of exercise can lead to feelings of depression and exhaustion. 缺乏锻炼会导致抑郁和疲劳。 5. When not removed, plaque causes tooth decay and gum disease. 牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。 6. Changing stresses bring about more cracking and rock deformation. 不断变化的应力导致更多的断裂和岩石变形。 Stress is widely perceived as contributing to coronary heart disease. 压力被广泛认为是导致冠心病的一个因素。