每次人口普查后，政府都会启动重新划分选区的程序以调整选举边界。

After each census, the government starts the ___redistricting process to adjust electoral boundaries.

反对党指责执政党通过重新划分选区来巩固自己的政治优势。

The opposition accused the ruling party of ___re-districting to strengthen their political power.