In normal times, crewing the world's merchant fleet is a logistical miracle.

平时，在世界商工作是个物流奇迹。

The merchant marines don't fight. They deliver supplies on ships.

商不参战。他们只是负责上补给。

After the merchant navy, he went missionising round Redditch in a minivan.

离开商以后，他辆小型货车前往雷丁奇附近传教。

A strong merchant fleet meant lots of boats that could be commandeered during times of war.

个强大商意味战争时期可以征用更多舶。

He...he was a merchant marine, and his platoon was killed in the battle of Hanoi?

他...他是个商员，他们在河内战役时候被杀了？

Later, during World War Two, Ellison served as a cook in the United States Merchant Marine.

后来，在二战期间，埃里森埃里森在美国商当厨师。

Alone, she had gone out to meet a convoy of merchant ships.

它曾独自出去面对过支商。

During World War Two, Woody joined America's Merchant Marine. The Merchant Marine transported soldiers and supplies across the Atlantic Ocean to Europe.

二战期间，伍迪加入了美国商。商渡过大西洋向欧洲运输士兵和供给。

The Romans lost their African jewels, and the Vandals gained  most of the African merchant fleet and shipyards.

罗马人失去了他们非洲珠宝，汪达尔人获得了大部分非洲商和造厂。

By extension, Mahan also sought a larger merchant fleet to carry goods from American factories to foreign lands, and for a larger Navy to protect that merchant fleet.

此外，马汉还寻求建立支更大商，将美国工厂货物运往国外，并建立支更大海军来保护这支商。

(Explosion sounds) Then,there's the sound of the actual drilling for oil and gas, the construction of things like offshore wind farms,sonar and of course, the nearly constant drone from more than 50,000 ships in the global merchant fleet.

（爆炸声）然后是石油和天然气实际钻探声音，海上风电场、声纳等建设声音，当然还有全球商 50, 000 多艘只几乎不间断无人机。