Ungrounded
a. 无扎实基础的, 无根基的, 无事实根据的, 虚假的, 不真实的, 非接地的\\n[电] 不接地的
✅ 同义词
🗣️ 情景例句
At 4, but I have to leave by 3:00 to get there on time.
四点，不过我三点必须离开，才能准时到那里。
You agreed that we could make a little change in design if necessary.
可你们曾经答应这，如有必要，图案可以稍作改动。
The answer is easy! said the doctor.
“答案很简单！”医生说。