| 单词 | thirtieth |
| 释义 | thirtieth /therr"tee ith/, adj. 1. next after the twenty-ninth; being the ordinal number for 30. 2. being one of 30 equal parts. n. 3. a thirtieth part, esp. of one (1/30). 4. the thirtieth member of a series. [bef. 900; THIRTY + -ETH2; r. ME thrittythe, OE thritegtha] |
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