thirtieth

英 [ˈθɜːtiəθ]

美 [ˈθɜːrtiəθ]

ord.  第三十
n.  第三十; 三十分之一

Collins.4 / BNC.19740 / COCA.25275

柯林斯词典

• 第三十
  Thethirtiethitem in a series is the one that you count as number thirty.

英英释义

noun

• position 30 in a countable series of things

adj

• coming next after the twenty-ninth in position
  Synonym:30th

双语例句

• The Expo will be held on the first of May and end on the thirtieth of October.
  世博会将在五月一号召开并在十月三十号结束。
• A day is about one thirtieth of a month.
  一天大约是一个月的三十分之一。
• Tomorrow is the thirtieth anniversary of the revolution.
  明天是革命30周年。
• For my thirtieth birthday, my friends clubbed together and bought me a watch.
  为庆祝我30岁生日，朋友们凑钱给我买了块表。
• Kaat leaves Max the day after her thirtieth birthday and moves in with her friend Sascha.
  凯特在三十岁生日后的第二天离开了麦克斯和她的朋友莎思卡搬进了新房子。
• One second of arc movement is one thirtieth of a millimetre.
  一弧秒的移动是一毫米的三十分之一。
• The Miss World competition is to take place November thirtieth in Abuja, the capital.
  这场世界小姐大赛将于11月30日在尼日利亚首都阿布贾举行。
• Today is the thirtieth of December.
  今天是十二月三十日。
• Today is November first, nineteen sixty-three. A day is about one thirtieth of a month.
  今天是一九六三年十一月一号。一天大约是一个月的三十分之一。
• Harvard University President Lawrence Summers announced last week that he will resign as of June thirtieth.
  哈佛大学校长劳伦斯萨默斯上周宣布他将于6月30日辞职。