rain cats and dogs 下倾盆大雨
rain out 因下雨阻碍
the rank and file 普通士兵们，老百姓们
at any rate 无论如何;至少
at that rate 那样的话;照那种情形
at this rate 这样的话，照此速度
had rather... 宁愿…
or rather 更精确地说，倒不如说
rather than 宁愿…(而不)
rather too 稍微…一点
would rather...than 宁愿…而不愿…
reach out 伸出手(或脚)
react against 反抗;起反作用
react on 对…有影响
react to 对…起反应
get ready (使)准备好
by reason of 由于，因为
by reason that 因为…，由于…
refer oneself to 依赖，求助于
refer to sb. as 把…称作
as regards 关于，至于
in regard to[ri'ga:d]关于
with regard to 关于，至于
without regard to 不考虑，不顾到
regardless of 不顾，不惜，不注意
in relation to 关于，有关;与…相比
on relief 接受救济的
rely on 依靠，依赖，依仗
remark on 评论，谈论，议论
be remarkable for 以…而著称
reply for sb. 代表某人作答(或答辩)
reply to sb. 回答某人
report on 报告;汇报(某事)
report oneself 去报到，到…去见某人
be representative of 代表…
by request 应邀，应(听众)的请求
have respect for 尊重;考虑
in respect that 因为，考虑到
pay respect to 考虑，关心，重视
with respect to 关于，至于
for the rest 至于其余，至于其它
rest on 依赖，依据;信赖
as a result 作为结果
as a result of 由于;作为…的结果
From:https://www.zgghmh.com/CET-6/20006425.asp