training expense
training是什麼意思：
n. 訓練；培訓
the tail of a train
火車的尾部 explosive train
火藥系 Is this dog trained?
這狗受過排便訓練嗎？The train was in motion.
火車開動了。This is a passenger train.
這是輛客運列車。expense是什麼意思：
n. 消費，開支；損失
duplicate expenses
使費用加倍 You will be reimburse for your expenses or your expenses will be reimburse.
你的花費將得到償還。All the expenses fall on me.
全部費用由我支付。 To enrich oneself at others expense
損人利己It's handmade and hence expensive.
這是手工做的，因此很貴。
