You can use untold to emphasize how bad or unpleasant something is.
例句
The demise of the industry has caused untold misery to thousands of hard-working tradesmen...该行业的没落给数以千计辛苦经营的商贩带来了难言的苦楚。This might do untold damage to her health.这也许会给她的健康带来难以估量的伤害。
ADJ
数不胜数的;不计其数的
You can use untold to emphasize that an amount or quantity is very large, especially when you are not sure how large it is.
例句
...the nation's untold millions of anglers.该国数不清的钓鱼爱好者...the glittering prospect of untold riches.赚取巨额财富的美好前景
英汉词典释义
adj.
未说过的;未透露的
This is an untold secret..这是一个未曾泄露的秘密。
数不清的, 无数的, 无限的
She has done untold damage to our chances.她给我们的机遇造成了不可估量的损害。