例句與造句

1. Cherry helped make mathematical history when he published, in collaboration with such distinguished combinatorialists as E . T . Parker and Walter Wallis, a construction of orthogonal pairs of doubly diagonal Latin squares of order 10, thus completing the proof that such pairs exist for all orders other than 2, 3 and 6.
2. It's difficult to find diagonal latin square in a sentence. 用diagonal latin square造句挺難的