Sign up with one click: Facebook Twitter Google Share on Facebook sixty Also found in:Dictionary,Thesaurus,Medical,Idioms,Wikipedia. 1.the cardinal number that is the product of ten and six 2.a numeral, 60, LX, etc., representing sixty ...
2. When people wrote eight hundred and nine, they would put a cirle with a dot in it between 8 and 9. ( )3. Zero came from the circle around the dot. ( )4. Zero isn't useful in our life. ( ) 点击展开完整题目 查看答案和解析>> ...