撤回责任

relinquishing responsibility

• on the side of
• on the team
• on the whole
• on time
• on time
• onto
• open
• open-air
• opener
• opening
• openly
• openness
• open up
• open water
• opera
• operate
• operate on
• operatic
• operation
• operational
• operative
• operator
• opinion
• opinion about
• opponent