Jim and Sam don't look the same although they are twins.
尽管吉姆和塞姆是双胞胎,他们看起来不一样.Jim and Sam——each other on their appearances.麻烦填一下横线上的，这是同义句转换提供的，只填横线上的就行了，顺便帮忙解释一下appearancesare different appearances外观,外貌,外表