Undiscoverable
a. 无法发现(或发觉)的, 不能公诸于世的
🗣️ 情景例句
Shows marked dislike for schoolwork.
明显讨厌功课。
I ought to keep cool.
我应该保持冷静。
Despite the message, the captain of the Elkor decided to try once more.
尽管船长接了电报，他还是决定再试一试。