請(qǐng)將下面這段話翻譯成英文：

　　遣唐使

　　在唐朝時(shí)期，遣唐使是日本天皇派遣至中國(guó)學(xué)習(xí)的使團(tuán)，主要目的是向唐朝學(xué)習(xí)先進(jìn)的文明和技術(shù)。從630年至838年(日本飛鳥時(shí)代至平安時(shí)代)的二百六十多年間，日本天皇任命了十九次遣唐使。使團(tuán)成員除官員和船工外，還有各行業(yè)工匠、留學(xué)僧和留學(xué)生，每次人數(shù)少則不到百人多則超過600人，在中國(guó)停留半年至一年左右。遣唐使對(duì)推動(dòng)日本社會(huì)的發(fā)展和促進(jìn)中日友好交流做出了巨大貢獻(xiàn)。

　　參考譯文

　　Japanese Missions to the Tang Dynasty

　　The Japanese Missions to Tang China are the missions dispatched by the Japanese emperor to study in China during the Tang Dynasty with a view to learning China’s cultures and advanced technologies. For over 260 years from 630 to 838 (from the Asuka Period to the Heian Period), the Japanese empire sent 19 missions to China. The members of the missions included artisans in all industries, monks studying overseas and students studying overseas in addition to the officials and boatmen, with the number of each mission ranging from less than 100 to over 600 and for durations of stay ranging from 6 months to 1 year. The Japanese Missions to the Tang Dynasty made significant contributions to the social development of Japan and promotion of friendly exchanges between China and Japan.

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