['θə:tiiθ]
thirtieth
num. 第三十

例句与用法:

  1. Please hand in your paper before June thirtieth.
    请在六月三十日前交论文。

英英解释:

名词 thirtieth:

  1. position 30 in a countable series of things

形容词 thirtieth:

  1. coming next after the twenty-ninth in position
  2. 同义词:30th