十指紧扣只牵你左手十指紧握只拉你右你
[shí zhĭ jĭn kòu zhĭ qiān nĭ zuŏ shŏu shí zhĭ jĭn wò zhĭ lā nĭ yòu nĭ]
Holding hands tightly together means holding only you with both hands tightly symbolizing a loyal heart and a commitment never changing. It signifies a desire of exclusiveness and devotion in love.