free delivery的音標為：[?fri? de?v??(r)]，基本翻譯為“免費遞送”，速記技巧為：直接記憶單詞本身即可。

Free delivery的英文詞源是free，意為免費的。其變化形式有：

1. Freight：由free派生而來，意為運費，也可指貨物。

2. Freely：意為自由地、無限制地，由free派生而來。

相關單詞有：

1. Freezer：意為冷凍室，由free派生而來，表示冷藏設備。

2. Freighter：意為貨船，由freight派生而來。

3. Frequency：意為頻率，由free派生而來，表示次數或頻率。

Free delivery作為免費配送，在商業交易中非常受歡迎，因為它為消費者提供了便利和節省了成本。同時，它也體現了商業道德和誠信，因為商家愿意為顧客提供免費服務，而不是通過欺騙或欺詐手段獲取利潤。因此，這種商業行為受到了廣泛的好評和認可。

常用短語：

1. free delivery on orders over $100

2. free delivery with no minimum order required

3. free delivery within 5 days

4. free delivery with no coupon required

5. free delivery on all products

6. free delivery worldwide

7. free pickup and delivery

例句：

1. I ordered some products online and was surprised to see that they offered free delivery.

2. I ordered a few items from a local store and was delighted to receive a free delivery service.

3. I ordered a large quantity of goods and was delighted to see that they offered free delivery within 5 days.

4. I always use this website because they offer free delivery on all products.

5. I ordered a gift online and was surprised to see that it was delivered for free without any coupon required.

6. I ordered some goods from a local store and was pleased to receive a free pickup and delivery service.

英文小作文：

Free Delivery Service

Free delivery is a great feature for online shopping customers, as it saves them the hassle of picking up their purchases from a store or mailing them to their home. Many online retailers offer free delivery on orders over a certain amount, which is a great incentive for customers to make larger purchases. Additionally, some stores offer free delivery without any coupon required, which is a great way to attract new customers and retain existing ones.

Free delivery services are also popular with brick-and-mortar stores, as they can offer customers a convenient way to purchase goods without having to travel to the store or wait for pickup. Stores can also offer this service as a way to attract more customers and increase sales.

Whether you are shopping online or in a brick-and-mortar store, it is always nice to receive something for free, especially when it saves you time and effort. Free delivery services are a great way to make shopping more convenient and enjoyable, and they are becoming more common in both online and brick-and-mortar stores.