VOA慢速英语:为什么你要开始力量训练

benefit – n. a good or helpful result or effect

menopause – n. the time in a woman's life when she stops menstruating

metabolism – n. the chemical processes by which a plant or an animal uses food and water to grow, to heal and to make energy

calorie – n. a unit of heat used to indicate the amount of energy that foods will produce in the human body

repetition – n. a motion or exercise (such as a push-up) that is repeated and usually counted

gym – n. sports and exercise taught as a subject in school

squat – n. A position in which your knees are bent and your body lowered so that you are close to your heels or sitting on your heels.

plank pose – n. A plank pose is a floor exercise. Put your hands (or forearms) and toes on the floor. This will support your body weight. Your elbows are directly under your shoulders. Your body is straight like a plank of wood. Make sure your head and neck are also straight as you look at the floor.

amino acid – n. biology: any one of many acids that occur naturally in living things and that include some which form proteins