indistinguishable
🇺🇸
/ˌɪndɪˈstɪŋɡwɪʃəbl/
🇬🇧
/ˌɪndɪˈstɪŋɡwɪʃəbl/
When two things are so similar that you can't tell them apart.
The twins are so similar that their voices are indistinguishable.
双胞胎如此相似,以至于他们的声音无法区分。
So unclear that you can't understand or identify it.
The recording was so poor that the speech was indistinguishable.
录音质量很差,以至于演讲内容无法分辨。