needle exchange

剑桥词典

[ 可数名词：有复数形式的名词 ] (UK also needle bank)
a place where people who use illegal drugs can go to exchange their old , dirty , or used needles for new, clean ones
（使用非法毒品的人可以把弄脏的旧针头换成干净的新针头的）针头换新处
Needle exchanges provide clean and sterile equipment to promote safer injecting and reduce the spread of blood-borne viruses . 针头换新处提供干净消毒的设备，鼓励安全注射，减少病毒通过血液传播。
[ 不可数或单数名词：没有复数形式的名词 ]
the activity of exchanging needles in this way
针头换新（的举动）
a needle exchange service 针头换新服务 返回 needle exchange