望遠鏡級数 ぼうえんきょうきゅうすう Meanings Noun telescoping series Kanji 望 hope. Read as ボウ. 遠 far. Read as エン. 鏡 mirror. Read as キョウ. 級 grade. Read as キュウ. 数 number. Read as スウ. Word lists Mathematics Jinuma: Japanese Dictionary · Word lists