1.The most widespread drug addiction is to alcohol,tobacco,and sleeping pills.
上瘾最多的东西是酒、烟和安眠。
2.They are trying to cure him of his drug addiction but he is beyond hope.
想治愈的毒瘾, 但是已经不可救了。
3.I was worried about Katie getting too involved with Steve so I eventually told her about his drug addiction—you’ve got to be cruel to be kind sometimes.