Rú / guǒ / xiàn / zài / hái / bù / cǎi / qǔ / xíng / dòng / děng / wèn / tí / kuò / dà / jiù / huǐ / zhī / wǎn / yǐ

如果现在还不采取行动，等问题扩大就悔之晚矣。

If we do not act now, it will be too late to regret it once the problem grows.