Subject + 称为 + Name/Title
The verb 称为 (chēngwéi) means 'to be called' or 'to be known as.' It is used to introduce a name, title, or label for something. For example, 称为元宇宙 means 'called the metaverse.'
这种新技术被称为人工智能。
Zhè zhǒng xīn jìshù bèi chēng wéi réngōng zhìnéng.
This new technology is called artificial intelligence.
人们把这个地方称为世外桃源。
Rénmen bǎ zhège dìfang chēng wéi shìwài táoyuán.
People call this place a paradise on earth.
这种现象在科学上称为温室效应。
Zhè zhǒng xiànxiàng zài kēxué shàng chēng wéi wēnshì xiàoyìng.
This phenomenon is scientifically known as the greenhouse effect.