- (以半圆的直径为轴,使半圆旋转一周而成的立体; 由中心到表面各点距离都相等的立体) sphere; globe:
complex sphere;
复球
homology sphere;
同调球
- (球形物) anything shaped like a ball:
(egg-shaped) briquet;
煤球
balloon;
气球
- (某些体育用品) ball:
pass the ball;
传球
basketball;
篮球
- (球类运动) ball game:
watch a ball game;
看球
play softball
打垒球
- (地球) the globe; the earth:
the Eastern Hemisphere;
东半球
global strategy;
全球战略