It called 要看具体语境,一般不这样用,可能call这个词会当作"电话铃响",这时就可能译成电话铃响了,而It is called则是被动语态用法,用于一般现在时.例句:Jeffery's nickname(昵称) is usually called Jeff.
没有区别,完全一样.
差不多把`
It called 不需要接从句It is called后面接的是从句