投机倒把的英文：
buy and sell on speculation
capitalize on
- Speculate and profiteer
投机倒把 - He thrown away all his property in speculation.
他因投机倒把而倾家荡产。 - Being engaged in speculation and profiteering, he wallowed in the mire with them.
他和他们同流合污，投机倒把。
n. 所购的物品；便宜货；买卖
v. 买；获得；购得；收买；相信
- Buying bonds is safer than buying stocks.
买债券比买股票风险小。 - It's a good buy at that price.
这是一笔价钱合算的买卖。 - That shirt was a really great buy.
这个衬衫真是便宜货。
v. 卖，出售；推销；使畅销；宣传，使接受，使人相信；背叛，出卖
n. 推销术
- Television sells many products.
电视促进许多商品的销售。 - This shop is licensed to sell tobacco.
这家商店被准许卖烟草。 - This store sells pet food.
这商店出售宠物食品。
n. 思索；推测；投机（买卖）
- He ventured on a rash speculation.
他进行鲁莽的投机。 - His conclusions are purely speculative.
他做出的结论纯粹是推测而来的。 - Every induction is a speculation.
所有归纳推理都是一种猜测。