Let me help you dy those tears.

让我帮你擦干眼泪。

Whereas if I'm saying " thirty, thirty" , you will notice " thir" is loud and long, and the last part " ty" or " dy" is quiet.

而如果我说“三十， 三十”，你会注意到“thir” 又大又长，而最后一部分“ty” 或“dy” 是安静的。