原级：parity
1. The channels of dialogue and consultation between the parities are open and unfettered.
2. It is high time the fighting parities opened up a channel acceptable to both for negotiation.
3. President Barack Obama on Wednesday said at the White House that he hoped that the two parities could reach agreement before Christmas.
4. The two parities will work with dense rock in the Daqing oilfield in Northeast China.
5. One shopping mall in the United States set up 500 chairs for viewing parities.