1. Big 大的/大量的
Enormous: He earns an enormous salary.
Immense: They spent an immense amount of time getting the engine into perfect condition.
Gigantic: The cost has been gigantic.
Colossal: They were asking a colossal amount of money for the house.
Sizable: He already has a sizable amount of money saved up for college.
Vast: A vast audience watched the broadcast.
2. Important 重要的
Significant: Marriage is a significant commitment.
Remarkable: The 20th century was remarkable for its inventions.
Critical: The report is highly critical of safety standards at the factory.
Vital: It’s absolutely vital that you do exactly as I say.
Essential: Water is essential for living things.
3. Different 不同的
Contrasting: The data show not only contrasting wealth but also the distribution of private schools.
Distinct: The results of the survey fell into two distinct groups.
Diverse: My interests are very diverse.
Varied: He led a full and varied life.
4. Powerful 有力的
Influential: She is one of the most influential figures in local politics.
Persuasive: What do you think were some of the more persuasive arguments on the other side?
Effective: It has been demonstrated that this drug is effective.
Forceful: You may need to be armed with some forceful arguments to persuade others.