thirty-three
教室里有三十三张桌子和三十三把椅子。
It takes you about thirty -three hours .
三十加三是三十三。
Thirty plus three is thirty-three .
在过去半个世纪中,死海的表面积已减少百分之三十三。
The Dead Sea lost thirty-three percent of its surface area during the last half- century .
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