Can you tell Tom from his twin brother?

你能分得出汤姆和他的孪生弟弟吗？

Is that your twin brother?

那是你双胞胎弟弟吗？

Tom is hardly distinguishable from his twin brother.

汤姆和他的孪生哥哥几乎令人分辨不出。

I'm as tall as my twin brother.

我和我的双胞胎兄弟一样高。

I can't tell him from his twin brother.

我分不出他和他的孪生兄弟。