chief impression的用法和樣例：
例句
- The main impression they create is of greatness.
他們創造的主要印象是偉大。 - In contrast, the key impression that a developmentally arrested male communicates to an adult male is a lack of threat or challenge, because the immature male looks like a kid.
相對來說，發育遲滯的青少年雄性紅毛猩猩，給成年雄性的主要印象是不帶威脅與挑戰，因為不成熟的雄性看來像孩子。
