Buying Portable Batteries on Prime Day
在 Prime Day 購買行動電源
Introduction
Prime Day has many cheap portable batteries. You can use them for camping or for emergencies at home.
Prime Day 有許多便宜的行動電源。您可以將其用於露營或家中緊急情況。
Main Body
There are three types of batteries. Small batteries are light. They charge phones and small lights. Medium batteries are for home use. They work with more machines.
電池分為三種類型。小型電池很輕，可用於為手機和小燈充電。中型電池適用於家用，可連接更多設備。
Big batteries are very strong. They can power air conditioners in your house. Some big batteries are very heavy. They have wheels to help you move them.
大型電池非常強大，可以用於為家中的冷氣機供電。有些大型電池非常重，因此配有輪子方便移動。
You can charge these batteries in three ways. You can use a wall plug, a car, or the sun with solar panels.
這些電池有三種充電方式。您可以使用牆上插座、汽車，或透過太陽能板利用陽光充電。
Conclusion
You can buy small batteries for travel or big batteries for your home. The price and size depend on the brand.
您可以購買小型電池用於旅行，或購買大型電池供家中使用。價格和尺寸取決於品牌。
Vocabulary Learning
⚡ The 'Can' Power-Up
In this text, we see the word can used to explain what a battery is able to do. For an A2 learner, this is the best way to describe functions.
The Pattern:
Subject + can + action → Result
Examples from the text:
- They can power air conditioners.
- You can use them for camping.
- You can buy small batteries.
📦 Comparing Sizes (Adjectives)
Notice how the text groups things by size to make a clear contrast:
- Small Light (for phones)
- Medium For home (for machines)
- Big Strong/Heavy (for air conditioners)
Key Tip: When you describe a product, always pair the Size with a Benefit (e.g., Small is Light).