Expressing "to refuse" with 拒绝, 谢绝 and 推辞
The verbs 拒绝, 谢绝 and 推辞 have the same meaning "to refuse", but differ slightly in usage.
The verb 谢绝
The verb 谢绝 
emphasizes a polite refusal when a person has a reason to refuse.
emphasizes a polite refusal when a person has a reason to refuse.Examples
他有礼貌地谢绝了邀请
He politely declined the invitation
tā yǒu lǐmào de xièjué le yāoqǐng
她摆了摆手谢绝了这一提议
She refused with a wave of her hand
tā bǎi le bǎi shǒu xièjué le zhè yì tíyì
谢绝 is often used with the following words:
提议
邀请
采访
邀请
采访 The verb 推辞
推辞 indicates that a person doesn't want to do something.
indicates that a person doesn't want to do something. Pay attention
推辞 cannot be followed by an object.
Examples
每次朋友邀请我去拍照片时，我都推辞
Every time a friend invites me to take a picture, I refuse
měi cì péngyou yāoqǐng wǒ qù pāi zhàopiàn shí, wǒ dōu tuīcí
有人向你借贷的，不可推辞
You can't refuse if someone asks you for a loan
yǒu rén xiàng nǐ jièdài de, bù kě tuīcí
The verb 拒绝
The most commonly used verb is 拒绝 . It can be used in different contexts.
. It can be used in different contexts.Examples
银行拒绝向我们贷款
Banks refuse to lend to us
yínháng jùjué xiàng wǒmen dàikuǎn
她拒绝承担传统妇女的角色
She refuses to take on the role of a traditional woman
tā jùjué chéngdān chuántǒng fùnǚ de juésè
拒绝 can also be used as a noun "refusal".
Examples
他们试图进入俱乐部，但遭到拒绝
They tried to enter the club but were refused
tāmen shìtú jìnrù jùlèbù, dàn zāodào jùjué