在英语学习过程中，掌握特定领域的词汇是非常重要的。本次我们将聚焦于PET（Preliminary English Test）考试中涉及的一些分类词汇，并提供其对应的英英释义，帮助大家更好地理解和记忆这些词汇。

动物类 (Animals)

- Cheetah - A large cat with spots, known for its speed and agility.

- Dolphin - A marine mammal that is highly intelligent and often found in groups.

食物与饮品 (Food & Drinks)

- Sandwich - Bread with various fillings such as meat, cheese, or vegetables between two slices.

- Tea - A popular beverage made by steeping dried leaves in hot water.

交通方式 (Transportation)

- Bus - A large vehicle designed to carry many passengers along fixed routes.

- Train - A series of connected railway cars pulled by a locomotive, used for transporting people or goods.

家居用品 (Household Items)

- Chair - A piece of furniture with a back and legs, intended for sitting.

- Mirror - A surface, usually glass coated with a metal film, that reflects light and shows images.

通过这样的英英释义方式，不仅能够加深对词汇本身的理解，还能提高语言表达能力。希望这份词汇表能为你的英语学习带来帮助！