你是我的大动脉

Literally translated to 'You Are My Major Artery', this signifies the other person as someone vitally important, essential for their well-being and life. Just as arteries are critical for circulation in our body, having the same significance emotionally, mentally, or spiritually speaking, for the user. It expresses an intense reliance on the named individual for sustaining vitality, perhaps suggesting a powerful connection or unconditional love