As a famous mathematician and maths educator in the 20th century, Hans Freudenthal has done great contribution to maths , especially in the fields of maths education .是什么意思_As a famous mathematician and maths educator in the 20th century, Hans Freudenthal has done great contribution to maths , especially in the fields of maths education .在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句