powerful

強力な、権力のある

強い力や権力、大きな影響力を持っている。

やさしい英語で： Having great strength, control, or influence.

• The car has a powerful engine.
• She became a powerful political leader.
• These powerful machines can lift very heavy loads.

類義語： strong, influential, mighty

反対語： weak, powerless

よく使う表現： powerful leader, powerful engine, powerful country, powerful influence

強力な、実りの多い

多くの役立つ結論や重要な結論を導き出せる。

やさしい英語で： Allowing many useful or important conclusions to be drawn.

• These are powerful axioms.
• The theory is powerful because it explains many separate results.
• A small but powerful set of principles supports the whole argument.

類義語： fruitful, productive

よく使う表現： powerful theory, powerful axioms, powerful logical system