数词
中文翻译：Unknown
同义词：
['seven', 'seventeen', 'seventy-two', 'seventy-three', 'seventy-four', 'seventy-five', 'seventy-six', 'seventy-seven', 'seventy-eight', 'seventy-nine', 'eighty-one', 'eighty-two', 'eighty-three', 'eighty-four', 'eighty-five', 'eighty-six', 'eighty-seven', 'eighty-eight', 'eighty-nine', 'ninety-one', 'ninety-two', 'ninety-three', 'ninety-four', 'ninety-five', 'ninety-six', 'ninety-seven', 'ninety-eight', 'ninety-nine']
例句：
-
1.There are seven days in a week.
一周有七天。
-
2.He has seven brothers and sisters.
他有七个兄弟姐妹。
-
3. There are seven planets in our solar system.
我们的太阳系中有七颗行星。