slippery

滑的；模糊的，不明确的，adjadj

1 slippery slopen. 灾难性的急剧下滑

2 slippery road滑路

3 slippery elm榆树

1 真题例句...slippery concepts that are rarely thought through...第三套CET42014.6阅读理解

2 真题例句...This slippery slope of eroding ethics and bigger risks leads only to disaster...CET42011.12阅读理解

1 In places, the path can be wet and slippery..路上有些地方可能又湿又滑。

2 the slippery notion of ‘standards’.“标准”这一模糊概念