Task: Translation
Input (Japanese): 新しい国際平和維持軍は、ＵNＩFＩLとして知られ、平均時に境界位置を占めることになっている２０００人の軍よりもはるかに多い１万５０００人を数える。
Output (English): The new international peace-keeping force may number as many as 15,000, significantly larger than the existing force of 2,000, known as UNIFIL, which is expected to take up border positions in the mean time.