他的签名很有特色，一眼就能认出来。

His signature is so distinctive that it's immediately ___recognizable.

他的声音很有辨识度，很多人都能认出来。

His voice is very ___recognizable to many people.

尽管多年未见，他的声音依然很容易辨认。

Even after many years, his voice was still easily ___recognizable.