学个词 Learn a Word-VOA英语教学 3293 adulterate

 今天我们要学的词是 adulterate.

 

adulterate 的意思是掺杂，掺假。 Many drug dealers¹ in the U.S. have started to adulterate heroin² with fentanyl, not recognizing that fentanyl is 50 to 80 times more powerful than heroin. 美国的许多毒品贩已经开始在海洛因中掺入芬太尼作假，但没有意识到芬太尼的强度比海洛因大50到80倍。

 

adulterate 的形容词形式 adulterated，就是掺假的。A recent surge of incidences of adulterated products has forced U.S. Food and Drug Administration to tighten³ drug-safety regulations. 最近掺假药品的事件激增，迫使美国食品和药物管理局实施更严格的药物安全法规。

1 dealers   

n.商人( dealer的名词复数 )；贩毒者；毒品贩子；发牌者

参考例句：

• There was fast bidding between private collectors and dealers. 私人收藏家和交易商急速竞相喊价。
• The police were corrupt and were operating in collusion with the drug dealers. 警察腐败，与那伙毒品贩子内外勾结。

2 heroin   

n.海洛因

参考例句：

• Customs have made their biggest ever seizure of heroin.海关查获了有史以来最大的一批海洛因。
• Heroin has been smuggled out by sea.海洛因已从海上偷运出境。

3 tighten   

v.(使)变紧；(使)绷紧

参考例句：

• Turn the screw to the right to tighten it.向右转动螺钉把它拧紧。
• Some countries tighten monetary policy to avoid inflation.一些国家实行紧缩银根的货币政策，以避免通货膨胀。