They made one small error and stepped out on that slippery slope, then tried to cover up that error, cover up that error until eventually they dug themselves a hole they couldn't get out.

他们都犯了一个小错误，然后就走上了不归路，试图掩盖之前的错误，然后一直掩盖下去，直到最后，他们自掘坟墓，无法自保。

youdao

This case leaves a bitter residue, as cover-up upon cover-up is revealed.

这个案件留下一个苦果，因为对掩盖事实这一行为的掩盖也曝光了。

youdao

Looks cool, she is actually a ineloquent girl, in order to cover up their own tongue, often with drugs to cover up their own cowardly.

外表酷酷的她实际上是个不善言辞的女孩，为了掩饰自己还经常以毒舌来掩盖自己的怯弱。

youdao

The ethnic Uzbek leader, who was a candidate in the country's 2004 election, is widely reported to be at least partly responsible for the alleged massacre of some 2,000 Taliban prisoners after the U.S.-led invasion of Afghanistan in 2001 and a cover-up of the deaths.

VOA: standard.2009.08.17

This case leaves a bitter residue, as cover-up upon cover-up is revealed.

ECONOMIST: ��Torture�� secrets revealed

Do her many international moves and spotty employment details read like the perfect cover-up for a deep-cover spy?

FORBES: Anna Chapman: Sexy Russian Spy or Real Estate Whiz

The bid-cost recovery mechanism is supposed to provide make-whole payments that cover start-up and minimum load costs for parties requesting electric energy.

FORBES: JPMorgan Potentially Manipulating Energy Markets Using Abusive Bidding Strategies