com
com — 名詞
1. a short form of the word 'commercial', written at the end of website addresses (
商業網域
用於網址末端，表示商業或公司網站
a short form of the word 'commercial', written at the end of website addresses (.com) to show that the site belongs to a business or sells products; also used more informally to talk about internet companies that do business online.
Rohan found a good deal on a travel .com site and booked his flight online.
Rohan 在一個旅遊 .com 網站上找到划算的機票價格，並上網訂了航班。
collocation: .com site for business website
Shanti always checks whether a shop has a .com address before she buys anything online.
Shanti 在網路上買東西之前，一定會先確認該商店是否有 .com 網址。
During the internet boom, thousands of new dot‑com companies appeared and then disappeared.
網路熱潮期間，成千上萬的新 dot‑com 公司如雨後春筍般出現，隨後又消失了。
The teacher explained that .com stands for the word 'commercial' in a web address.
老師向全班解釋，網址中的 .com 代表「商業」這個詞。
Chidi turned his small bookshop into a successful dot‑com that ships books nationwide.
Chidi 把他那間小書店變成了一家成功的 dot‑com 公司，可將書籍運送到全國各地。
文法句型
.com + noun (site, company, business)
dot‑com as modifier
用法筆記
Almost always written as part of a full web address (.com) or in the phrase 'dot‑com' (often without a hyphen). 'Com' by itself is rarely used as a standalone word except within the abbreviation '.com'.