守口如瓶的英语:keep one's mouth shut as that of a jar; be as close as an oyster; be as silent as the grave; be buttoned up; be tight-mouthed; button [zip] one's lip; button up one's mouth; keep a still t...
守口如瓶的法语:garder le silence sur;garder le secret;être muet comme une tombe;être très discret