gateway drug
US /ˈɡeɪtweɪ drʌɡ/
UK /ˈɡeɪtweɪ drʌɡ/

名詞
1.
入門毒品, 引路毒品
a drug whose use is thought to lead to the use of more dangerous drugs (such as heroin or cocaine)
範例:
•
Marijuana is often considered a gateway drug by some.
大麻常被一些人認為是入門毒品。
•
The theory of gateway drugs suggests a progression from less harmful to more harmful substances.
入門毒品理論認為,毒品使用會從危害較小的物質發展到危害更大的物質。
在 Lingoland 學習這個單詞