184. sign of: 迹象，征兆 As a sign of gratitude, the company held a dinner in his honor. 出于对他的感激和敬意，公司为他举行了宴会。 in honor of 为庆祝…… The company held a dinner in honour of his achievements. 为了庆祝他取得的成就，公司举行了宴会。
185. burn the midnight oil 熬夜 I had to burn the midnight oil to get my assignment completed on time. 我不得不熬夜才按时完成了作业。
186. beyond: 超出……的范围 be beyond question/doubt 毋庸置疑 be beyond expression 无法表达 be beyond description 无法形容 be beyond words 无法用言语表达 be beyond endurance 无法忍受 be beyond comprehension 令人费解
