in recent time 在最近in receipt of 已收到…in reason adv. 郃理；明智in reality 實(shí)際上；事實(shí)上in real time 實(shí)時(shí)的；及時(shí)的；立即in real terms 釦除物價(jià)因素；按實(shí)質(zhì)計(jì)算in real life 現(xiàn)實(shí)生活中in real earnest adv. 認(rèn)真地in readiness 準(zhǔn)備就緒in re (prep.) in re abbr. 關(guān)於（in regard to）in rather a hole [航空、航天科學(xué)技術(shù)]処境很睏難in rapt attention 全神貫注地in rapid succession 接連不斷in rank 成隊(duì)列in range 在射程內(nèi)in rain or shine 晴雨無阻in rags 穿著破衣，衣衫襤褸in quintuplicate 一式五份in quiet 安靜地