dabble: vt.1.弄湿，溅湿。2.蘸，浸，沾。 be dabbled with mud (被)溅满泥浆。vi.1.玩水。2.浅尝，涉猎，涉足。短语和例子dabble in literature 涉猎文学。 dabble in [with] stocks 经营一部分股票。 dabble with the text 窜改原文。
speculation: n.1.沉思，思索，考虑。2.推测；空谈。3.投机，投机事业[买卖]。4.一种纸牌戏。短语和例子buy sth. as a speculation 投机购买某物。 engage in speculation 做投机生意。 much given to speculation 想入非非。 Much speculation is rife concerning [as to] .
