n.[药]甲基苯丙胺；脱氧麻黄碱（中枢兴奋药）
What are the long-term effects of methamphetamine use? 使用甲基苯丙胺的长期效果是什么？
Methamphetamine passes through the placenta and is secreted in the breast milk. 甲基苯丙胺通过胎盘分泌在母乳中。
