(3) This is the longest transmountain tunnel in the world. 跨山的 (4) His farewell speech was transcribed from shorthand notes. 誊写抄录 (5) Parents transmit some of their characteristics to their children. 遗传
(6) The interstate highways link major cities in the 48 contiguous states of the United States. 洲际间的
(7) This book intermingled fact with fiction. 与。。搀和
(8) All nations are interdependent in the modern world. 互相依靠的
(9) The interflow of commodities between the urban and rural areas brings prosperity to the whole city. 国际间的流动
(10) We should leave the motorway at the next interchange. 道路交叉口 (11) intra-city vs. intercity; intrastate vs. interstate; intra-national vs. international (12) The new law empowered the police to search private houses in an emergency.授权 (13) Several bills were enacted at the end of this session of Parliament. 制定颁布 (14) When can I encash the cheque? 兑现 (15) The army encamped outside the walls. 扎营
(16) The spring tide engulfed the beach houses. 把。。卷入旋涡，吞没
(17) retrogress: back + step (退化) (Then, how about “progress, aggressive, congress国会动词开会集合, regress退化, egress外出”, etc.?)
(18) retrospect: back + look / watch (回顾) (Then, how about “prospect前景, introspect自省, spectacle, respect, circumspect慎重细心t”, etc. ?)
(19) retrocession: back + step + n. suf. (后退) (Then, how about “excessive过多的, recess休息, process, antecessor前辈, predecessor前辈”, etc. ?)
(20) retroject: back + throw (向后抛掷) (Then, how about “inject注入, project投影投掷, subject, eject逐出喷射出, reject反对”, etc. ?)
(21) circumscribe: around + write (在周围划线) (Then, how about “describe, inscribe写记, prescribe, subscribe同意；订购”, etc. ?)
(22) circumference: around + bear / take (圆周） (Then, how about “transfer, refer, confer, differ, prefer, offer, suffer”, etc. ?)
(23) circumfuse: around + pour (从四面浇灌） (Then, how about “refuse, confuse, diffuse扩散, effuse喷出流出, perfuse洒遍”, etc. ?)
(24) circumfluent: around + flow (环流) (Then, how about “fluent, confluence汇合, influence, influx注入口”, etc. ?)