Vocabulary consisting only from characters you are able to read
計る
はかる
(1)to measure, to weigh, to survey, to time (sound, gauge, estimate), (2)to conjecture, to infer, to surmise godan, verb, vtrans
大体
だいたい
general, substantially, outline, main point, approximately, aboutjlpt3
電線
でんせん
(1)electric line, electric cable, power cable, (2)telephone line, telegraph wire uchi