别这么说。(Bié zhème shuō.)Do not say that.

Explanation

“别这么说”（1）受到别人的表扬或者感谢的时候表示谦虚和客套；（2）用来劝告别人不要说这样的话。
“别这么说” （1）to show humidity and polite formula when being praised or thanked;(2) to advise somebody not to say something like that.

Words:

出色chūsè:excellent;
乐于助人lèyú zhùrén:eager to help people.

Sentences

1、Jiă: Zhè cì nǐ zhēnshì bāngle wǒ yí ge dà máng.
甲：这次你真是帮了我一个大忙。
A: You do me a big favor this time.
Yǐ: Qiānwàn bié zhème shuō, zhǔyào háishì kào nǐ zìjǐ de nǔlì cái bǎ gōngzuò zuòde zhème chūsè.
乙：千万别这么说，主要还是靠你自己的努力才把工作做得这么出色。
B: Do not say that. All the excellent you finish is from your hard-working.

2、Jiă: Tā zěnme zhème shǎ, zhèyàng de dà lěngtiān jūrán tiào dào hélǐ qù jiùrén.
甲：他怎么这么傻，这样的大冷天居然跳到河里去救人。
A: He is so foolish that he has jumped into the cold river to rescue someone.
Yǐ: Nǐ bié zhème shuō, tā zhèshì lèyú zhù rén.
乙：你别这么说，他这是乐于助人。
B: Do not say that. He is eager to help people.

原文链接