... difference-operator table 差分算子表 differencing 差分化 different parity 异奇偶性 ...
双语例句
1
If two integers are both odd or both even, they are said to have the same parity; if one is odd and one even, they have differentparity.
假如两个整数都是奇数或都是偶数，则它们具有相同的奇偶性；
2
THE Big Mac index is based on the theory of purchasing-power parity (PPP)—exchange rates should equalise the price of a basket of goods in different countries.
巨无霸指数基于购买力平价理论，该理论认为汇率应该使不同国家的一揽子商品的价格相等。
3
Here, I would like to point out that "strategic balance" and "strategic parity" are two different concepts.