centre of gravity
英 [ˌsentər əv ˈɡrævəti]
美 [ˌsentər əv ˈɡrævəti]
n. (物体的)重心
牛津词典
noun
- (物体的)重心
the point in an object at which its weight is considered to act
柯林斯词典
- 重心
Thecentre of gravityof an object is a point in it. If this point is above the base of the object, it stays stable, rather than falling over.
英英释义
noun
- the point within something at which gravity can be considered to act