liǎng / xiàng / gōng / zuò / bì / xū / qí / tóu / tuī / jìn / bù / néng / zhǐ / gù / qí / zhōng / yì / biān

两项工作必须齐头推进，不能只顾其中一边。

The two tasks must be advanced simultaneously; we cannot focus on only one of them.