Undiscoverable
a. 无法发现(或发觉)的, 不能公诸于世的
🗣️ 情景例句
The school has a good reputation.
这所学校名誉很好。
Could you please give me the departure time?
你能告诉我出发的时间吗？
In another game, as the turtle swims across the oceanarium, the first porpoise swoops down from above and butts his shell with his belly.
在另一场游戏中，当海龟游过水族馆时，第一只海豚从上方猛扑下去，用腹部撞击龟壳。