Inefficacious
a. 无效果的\\n[医] 无效的, 无效力的
✅ 同义词
🔴 反义词
🗣️ 情景例句
Mom! Is it for me?
妈妈 是我的吗
I'm sorry. Has it been bothering you?
对不起，打扰你了？
The deepest holes of all are made for oil, and they go down to as much as 25,000 feet.
在所有洞穴中，为寻找石油所钻的洞是最深的，这些洞可深达25，000英尺。