passing off 的意思是“代替；冒充；混过；混杂”。

用法：passing off 是一个动词短语，表示“取代”或“冒充”的意思。可以用于描述某人或某物通过伪装或欺骗手段取代了原有的事物。

音标：英 [ˈpæsɪŋ ɔːf] 美 [ˈpæsɪŋ ɔːf]。

双语翻译：我怀疑他最近购买的这款手机可能会passing off 原来的品牌。

passing off的意思是“代替；混杂；冒充；逐渐消失”。

passing off的用法：当passing off表示“代替”时，通常用于指代替某物品或材料。例如：The new material is used to pass off old goods.（新材料被用来冒充旧货）。

双语翻译：在中文翻译中，passing off可以翻译为“冒充”。例如：The product passed off as genuine is actually a fake.（被当作正品推销的产品实际上是假货）。

常见用法：在英语中，passing off通常用于描述某物或某人的行为，即某人或某物冒充或代替其他物品或人的行为。

例句：The company is suspected of passing off cheap goods as high-end products to attract customers.（该公司涉嫌将廉价商品冒充高端产品以吸引顾客）。

总结：passing off是一个常用的英语词汇，表示代替、混杂、冒充或逐渐消失的意思。在英语用法中，它通常用于描述某物或某人的行为，特别是在商业欺诈或伪造商品的情况下。在中文翻译中，它通常被翻译为“冒充”。

passing off 的意思是“代替；冒充；混杂；偷偷地传递”，可以表示某人或某物以次充好，冒充正品，用于代替正牌货品。

passing off 的用法：

1. He passed off the jewellery as his own.

他把那些珠宝当作自己的。

2. The new product has passed off well.

新产品销售情况不错。

双语翻译举例：

1. 他的新书被人们认为是抄袭了他人的作品，只是稍加修改，就以自己的名义出版了。

His new book has been accused of passing off as his own work, with only minor modifications.

2. 这些假冒伪劣产品在市场上越来越难找，因为消费者越来越聪明，能够识别出这些产品并对其进行passing off。

These counterfeit and shoddy products are becoming increasingly difficult to find in the market, as consumers are becoming more discerning and able to identify and pass off these products.

常见短语：

1. pass off as：冒充；被当作；以…身份出现；以…方式进行。

例句：The new product has been passed off as the old one on the market.

2. pass something off：把…当作；欺骗；蒙混过去。

例句：He tried to pass off his wife's jewellery as his own.

3. pass something along：传递东西；传递信息。

例句：He passed along the message to me.

4. pass something over：略过；忽略。

例句：I didn't want to pass over my turn to speak.

5. pass someone by：错过机会；错过时间。

例句：I didn't want to pass up the opportunity to go on vacation.

6. pass someone around：把某人传递给其他人。

例句：She passed around a plate of cookies for everyone to try.

7. pass someone through：通过某人；通过某人（的审核）。

例句：I will pass through your country on my way to Europe.

8. pass someone by：错过；忽略。

例句：I didn't want to pass up the chance to see the movie.

9. pass someone off as：把某人当作。

例句：He tried to pass off a stranger as his friend.