iscalledanoarfish如何理解?印象中iscalled后面加的是专有名词...被称作一种皇带鱼类?好心人给我几个相似的例子~感觉翻译起来就很奇怪~

Question

is called an oarfish如何理解?印象中is called 后面加的是专有名词...
被称作一种皇带鱼类?好心人给我几个相似的例子~
感觉翻译起来就很奇怪~

Answer 1

is called 后面可以加专有名词,也可以加普通名词.如：
1.He is called Tom.
2.This flower is called a rose.
3.This kind of grass is called bamboo.