“盐是理想的载体，”美国维京群岛圣·托马斯的国际公共卫生顾问特雷弗·米尔纳说。

"Salt is an ideal vehicle," says Trevor Milner, an international public health consultant based on St. Thomas in the U.S. Virgin Islands.

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当他为将在国际太空站做的三次太空漫步接受水下训练时，马斯特拉·基奥一路都有自己的潜水员儿子大卫随侍在侧。

As he trained underwater for the three spacewalks he'll conduct at the International space Station, Mastracchio had his scuba diver son, David, by his side the whole time.

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