class A drug
noun /ˌklɑːs eɪ ˈdrʌɡ/
/ˌklæs eɪ ˈdrʌɡ/
- any of various illegal drugs that are on a list of the strongest, most harmful drugs. There is a heavy punishment for anyone caught with these drugs or selling them. Class A drugs include heroin, cocaine and LSD.
A类药物：列在最强，最有害的药物清单中的各种非法药物中的任何一种。任何人被这些毒品或出售毒品都将受到重罚。A类药物包括海洛因，可卡因和LSD。