a toss-up 碰運(yùn)氣的事 成敗各半的機(jī)會(huì)a tortuous and prolonged aorta [醫(yī)藥科學(xué)]主動(dòng)脈屈曲延長(zhǎng)a toneless voice [醫(yī)藥科學(xué)]喑啞的嗓音a ton of 大量的a tight schedule 行程緊湊 日程很緊a tight budget 預(yù)算緊張a tidy sum 相當(dāng)巨大的款項(xiàng)a ticklish affair a throng of 一大群a thousand times 一千次a thousand and one nights a thousand and one hatreds 千仇萬(wàn)恨a thousand and one 一千零一；許許多多；無(wú)數(shù)的a thorough search 開(kāi)箱倒籠a third wheel 電燈泡a thing of the past 陳?ài)Ea theory of race a thank-you note 謝帖a testator-written will [法學(xué)]自書(shū)遺囑a terrible night