求翻译：试验领导者、美国塔夫茨大学华裔教授唐广文通过校方发言人对此事给予了书面回应，承认对湖南72名儿童试吃“黄金大米”，强调试验经过中美双方有关机构批准。是什么意思？

Test leader, Tufts University, USA Chinese Professor Tang Guangwen school spokesman on the matter to give a written response, admitted 72 children of Hunan try to eat a "golden rice", stressed that the approval of the test after the two sides relevant agencies.

Pilot leader, Tufts University wide Tang Chinese professor by the university spokesman on the issue, and give a written response to recognition of the Hunan 72 children try to eat the "golden rice" and stressed that the pilot has been approved for both sides.

Experimented the leader, American Tufts University person of Chinese descent Professor Tang Guangwen has given the written response through the school authorities spokesperson to this matter, acknowledged ate “the gold rice” to the Hunan 72 tong examinations, emphasis experiment after China and Amer

Test leader, United States-Chinese Tang Guangwen, a professor at Tufts University, through school spokesman gave a written response on the matter, recognized on Hunan 72 children try to eat "golden rice" and stressed the tests approved by the relevant bodies of the two sides.

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