在线词典闭口不谈紧闭着嘴,什么也不说。拼音bì kǒu bù tán解释紧闭着嘴,什么也不说。近义词闭口无言、只字不提反义词海阔天空、知无不言英文释义to refuse to say anything about (idiom); to remain tight-lipped; to avoid mentioning