你不知道我有多么爱他你不知道我有多么爱你
[nĭ bù zhī dào wŏ yŏu duō me ài tā nĭ bù zhī dào wŏ yŏu duō me ài nĭ]
A phrase expressing love to both 'him' and 'you', suggesting that the depth of the feelings is unrecognized by the loved ones. The speaker wants others to know the extent of their affection and love for both parties involved.