Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
細々 hosoboso (1)poor (living), (2)barely continuing, just scraping along, (adj-f) (3)very narrow mix
小ちゃい chiichai small (babytalk form)adj
会場 kaijou the place of meetingjlpt4
加熱 kanetsu heating, application of heatsuru
円の表面積は2πrである。 en no hyoumenseki ha 2paia-ru dearu. Surface area of a circle is 2πr.math