如果喜欢请一定要告诉她
[rú guŏ xĭ huān qĭng yī dìng yào gào sù tā]
This means 'If you like her, please make sure to tell her'. The person possibly emphasizes the importance of honesty and directness in expressing one's emotions. May suggest previous regret of failing to convey feelings or advocating courage in romance. Encourages openness about true sentiments towards another person.