ADJ
默认的;默许的;不言而喻的
If you refer to someone's tacit agreement or approval, you mean they are agreeing to something or approving it without actually saying so, often because they are unwilling to admit to doing so.
例句
The question was a tacit admission that a mistake had indeed been made...
问这个问题实际上等于默认确实出了差错。
The rebels enjoyed the tacit support of elements in the army.
反叛分子得到了军队中部分势力的暗中支持。