to represent someone else's opinion politely
礼貌地代表别人表达意见 (lǐmào de dàibiǎo biérén biǎodá yìjiàn)
"I’d like to speak on behalf of my team regarding this issue."
"我想就此问题代表我的团队发言。" (Wǒ xiǎng jiù cǐ wèntí **dàibiǎo wǒ de tuánduì fāyán**.)
to reach the same level or progress as others
to coordinate with someone about details or plans
to continue doing something difficult until the end
to turn off a computer or system
to recall or remember something from the past
to improve or recover for something