"spread on thick" in Chinese (Simplified)
夸大拍马屁（说得过火）
Definition
夸张地称赞、恭维或叙述，经常用于取悦或影响某人。
Usage Notes (Chinese (Simplified))
通常为非正式口语，有时带有幽默或批评色彩，常用于指出赞美或拍马屁太过分、有失真诚。短语 'lay it on thick' 意思相近。
Examples
He sure likes to spread on thick when talking to his boss.
他和老板说话时总是**夸大**其词。
Don't spread on thick; just tell the truth.
别**夸大**了，说实话吧。
She always spreads on thick when she wants something.
她想要东西时总是**拍马屁**。
Wow, you really spread on thick with those compliments!
哇，你那些赞美还真是**说得太夸张了**！
You don't have to spread on thick; I already said yes.
你不用**拍马屁**了，我已经答应了。
He spreads it on thick every time he tells that story about his vacation.
他每次讲假期的故事都**说得很夸张**。