Both the cosmological constant and quintessence fall into the general category of dark energy.
Both the cosmological constant and quintessence fall into the general category of dark energy.
不管是宇宙常数还是第五元素，都属于暗能量的範畴。
Both the cosmological constant and quintessence fall into the general category of dark energy.
不管是宇宙常数还是第五元素，都属于暗能量的範畴。