Gravity is the force that causes things to drop to the ground. 地球引力; 重力
noun [抽象名词] 重力，地心引力；严重性；严肃，庄严；重（量）
Arrows would continue to fly forward forever in a straight line were it not for gravity, which brings them down to earth. 要不是重力使箭掉落地上，它将会一直沿直线往前飞行。
- gravity 出现在下面的课文中（提供视频、音频及笔记等可系统性学习）
- Lesson 31 The sculptor speaks
- Lesson 35 Space odyssey
- Lesson 40 Waves
grav(重的) + ity → 重力； 严重性
- 网友用 “Gravity” 造句精选
- I don't think you realise the gravity of the situation. 我认为你没有意识到形势的严重性。
- The president said those who grab power through violence deserve punishment which matches the gravity of their crime. 总统说那些通过暴力攫取权力的人应当受到与其罪行严重性相一致的惩罚。
- Increasing gravity is known to speed up the multiplication of cells. 为人所知的是，不断增加的重力会加速细胞数量的递增。
- There was an appealing gravity to everything she said. 她说的一切都带有一种吸引人的严肃与庄重。