世界的最后一秒留给你一个微笑
[shì jiè de zuì hòu yī miăo liú jĭ nĭ yī gè wēi xiào]
It translates into 'leaving you a smile at the world's last second'. This can convey the message that no matter what comes in life (good or bad), this individual wants to maintain a positive and optimistic attitude, especially at crucial moments