hemisphere
🇺🇸
/ˈhemɪsfɪr/
🇬🇧
/ˈhemɪsfɪə(r)/
Half of the Earth, either north or south of the equator
The northern hemisphere has summer when the southern hemisphere has winter.
當南半球是冬天時,北半球是夏天。
Either half of the brain
Each hemisphere of the brain controls different functions.
大腦的每個半球控制不同的功能。
Half of a round ball shape
A hemisphere is formed when you cut a sphere exactly in half.
當你將一個球體精確地切成兩半時,就形成了一個半球。