今年年初，他发起一项研究，提议要么在泰晤士河口另择新址修建一个四跑道的枢纽机场，要么扩大伦敦附近现有机场(如盖特·威克机场或斯坦斯特德机场)的容量。

At the start of this year, he produced a study calling for either a four-runway hub airport on a new site in the estuary or increased capacity at existing airports nearby, such as Gatwick or Stansted.

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而在第十七章中，威尔茨克却突然谈到了绿色子和紫色子，另读者一头雾水。

But in chapter 17, Mr Wilczek suddenly talks of a green and purple charge, leaving the reader scratching his head.

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切萨皮克湾曾是野生牡蛎的聚居地，但如今99%的牡蛎已经另觅居所。

The Chesapeake used to be home to wild oysters, but 99 percent of them are gone.

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