hé / tóng / hái / kě / yǐ / xiū / gǎi / wǒ / men / xū / yào / gěi / shuāng / fāng / liú / yì / xiē / huí / xuán / yú / dì

合同还可以修改，我们需要给双方留一些回旋余地。

The contract can still be revised, so we need to leave both sides some room to maneuver.