When applied to a slick of oil they are meant to break it up into tiny droplets which disperse widely and are broken down by bacteria.

当把分散剂喷洒在光滑的石油上时，它们会促进原油的分解，形成能广泛分散的微小球状物，能被细菌分解。

youdao

I found some slick little trails out in our garden down under some tall hollyhocks.

在花园里几株高高的蜀葵下面，我发现了细小的足迹。

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Fossils of sea creatures peel out of the stone, and in a slick of mud we find a rusty horseshoe-a relic from an animal that worked down here more than a century ago, hauling stones.

海洋生物的化石嵌在石壁上，在一块腐烂的泥土里我们找到了一块马蹄铁。这是几世纪前一匹在这里搬运石料的马留下的遗物。

youdao

The Warrington man took a well-deserved rest but the scoring continued, with Wilkin crashing over from close range and McGuire taking advantage of a slick pass from Sinfield to touch down before providing the pass for full-back Wellens to score England's 10th try.

BBC: France 8-56 England

In case that was a tad too slick for you, let me break it down a bit slower.

FORBES: Keeping It Real (Estate) As Feds Bust Online Scamster

There's a slick guide to help you navigate but, most importantly, the slimmed down software sports DVR functionality.

ENGADGET: Boxee TV delivers dual-tuners and cloud-based DVR for $99 November 1st