友好城市 sister cities　　
　　友好大使 Goodwill Ambassador　　
　　油耗子 oil mouse
　　优化 optimize
　　优化教育结构 optimize the education structure
　　优化结构 optimize structure　　
　　优化经济结构 optimize the economic structure
　　忧患意识 awareness of unexpected development; being prepared for unexpected development; being prepared for any eventualities
　　优化资源配置 optimize the allocation of resources
　　优化组合 optimization grouping; optional regrouping　　
　　优惠贷款 loans on favorable terms
　　优惠的税收政策 preferential tax policies
　　优惠关税 preferential duty
　　有机农业 organic agriculture
　　有奖发票 scratch-and-win receipt
　　有奖销售 offer a premium with the sale of an item　　
　　有奖储蓄 premium savings deposit　　
　　游乐场过山车 roller coaster
　　有理想、有道德、有文化、有纪律 "with lofty ideals, integrety, knowledge and a strong sense of discipline"　　
　　有理，有利，有节 on just grounds, to one's advantage and with restraint; with good reason, with advantage and with restraint
　　有令不行，有禁不止 disobey orders and defy prohibitions　　
　　有路子 have friends in high places　　
　　邮票面值 face value of a postage stamp　　
　　有钱能使鬼推磨 Money makes the mare go. Money talks.
　　有情人终成眷属 "Jack shall have Jill, all shall be well."　　
　　有声读物 audiobook
　　优胜劣汰；适者生存 survival of the fittest　　
　　优势产业 competitive industries
　　优势互补 (of two countries or companies) have complementary advantages　　
　　有识之士 people of vision
　　犹太人定居点 Jewish settlement
　　有条件的承认 conditional recognition
　　有条件销售 conditional sale　　
　　有条件的投降 stipulated surrender
　　有望夺金者 a gold medal hopeful　　
　　有息贷款 lend money at interest
　　优先安置 hiring preference
　　有线电视 cable television
　　有限浮动汇率 limited floating rate
　　有线通 cable modem
　　优先认股权 stock option
　　有效期 term of validity; period of validity
　　友谊赛 friendly match　　
　　右翼势力 right-wing forces
　　有勇无谋 use brawn rather than brain　　
　　有缘千里来相会 Separated as we are thousands of miles apart, we come together as if by predestination.
　　有战斗力、有说服力、有吸引力的思想工作队伍 a contingent of militant ideological workers able to persuade and act as a magnet for others
　　有章可循 have regulations to abide by　　
　　邮政储蓄 postal savings
　　邮政快件 express mail