a pair of slippers

Just how slippery is Apple's ( AAPL ) iPhone ?

苹果 Iphone 到底有多滑 呢 ?

Don't believe what he says─he's a slippery customer.

他说什么你可别信——他是个滑头。

Harry's palms were slippery with sweat.

哈里手心滑溜溜的都是汗。

I'm concerned that it is going to snow tomorrow; I hate driving on slippery roads.

我担心明天会下雪. 我最讨厌在湿滑的路上开车.

The tiled floor was wet and slippery...

瓷砖地面又湿又滑。

He is a slippery customer, and should be carefully watched.

他是一个狡猾的顾客，要小心提防。

Watch your step. The road is slippery.

当心路滑.

Watch out where you are walking, the ground is slippery.

脚底留神, 这地上很滑.

The trails may be slippery and muddy in places, parts even washed away.

足迹也许是溜滑和泥泞的在地方, 零件甚而冲走.

the slippery notion of 'standards'

“标准”这一模糊概念

In places, the path can be wet and slippery.

路上有些地方可能又湿又滑。

The cement court was very slippery on wet days.

用水泥建造的球场在雨天时很滑.

His hand was slippery with sweat.

他的手汗津津的。

We found it very slippery under foot.

我们感到地上很滑.

Mind out, the steps are slippery!

注意, 台阶很滑!

slippery like a fish

滑得像条鱼似的

Freedom is a slippery concept (= because its meaning changes according to your point of view) .

自由是一个难以明确的概念。

Six slippery snails, slid slowly seaward.

六只湿滑的蜗牛慢慢地滑向海边.

In places the path can be wet and slippery.

这条小径有些路段又湿又滑。

He ran the following morning along the slippery cobbled streets and survived unscathed.

次日清晨,他沿着滑溜溜的圆石街道奔跑,所幸没有受伤.