Indiscoverable
a. 难以发现的
🗣️ 情景例句
She is not able to take your call at the moment.
她现在没办法接你的电话。
The Red Cross supervised the distribution of food and clothing to the flood victims.
红十字会坚督分配食物和衣物给水灾受害者。
Try and stand up.Can you stand up?
试试站起来。你能站起来吗？