lucas

lucas — noun

1. the American film director and producer who created the Star Wars movie series a

1.名詞B1
釋義

the American film director and producer who created the Star Wars movie series and helped develop the Indiana Jones stories, widely praised for changing how films use special effects and storytelling technology

例句

Nia watched all the Star Wars films after her teacher explained who Lucas was.

The museum added a special room about Lucas and his work on movie effects.

collocation: work on [topic/project]

常見錯誤

❌Lucas directed Jurassic Park.
✅Lucas directed Star Wars; Steven Spielberg directed Jurassic Park.
💡Their work is often confused because they collaborated on Indiana Jones.

2. the American economist who developed the Lucas critique, which argues that peopl

2.名詞C1
釋義

the American economist who developed the Lucas critique, which argues that people adjust their behavior based on what they expect the government to do, and received the Nobel Prize in Economic Sciences in 1995

例句

Vikram learned about Lucas in his economics class at the university.

The Lucas critique helped economists think about how people plan ahead.

noun phrase: The Lucas critique as subject

用法筆記

In economics writing, 'Lucas' almost always refers to Robert Lucas unless the context is clearly about film. The term 'Lucas critique' is a fixed phrase in macroeconomics and should not be rephrased.

常見錯誤

❌The Lucas critique says the government should not change policy.
✅The Lucas critique says that when people expect a policy change, they change their own behavior, so the policy may not work as planned.
💡The critique is about human expectations, not about whether policy is good or bad.