赞不绝口的英语:be profuse in praise; be full of praise; be unstinting in one's praise; be prodigal of praise; laud ... to the skies; people keep on singing praises.; praise profusely [unceasingly]; rain ...
赞不绝口的法语:ne pas tarir d'éloges à l'égard de;ne cesser de faire des éloges sur;combler de louanges