用法:
1 state of being relative(1) 相对性.

用法:
2 (physics 物) Einstein's theory of the universe, which shows that all motion is relative and treats time as a fourth dimension related to space 相对论.

• outspoken
• outstrip
• outwit
• ovation
• overact
• overall
• overbearing
• overdose
• overdue
• overemphasize
• overestimate
• overexposure
• overflow
• overhaul
• overlap
• overlook
• overpower
• overpowering
• overreach
• override
• overriding
• overrule
• oversee
• overshadow
• overstate