those who do not work should not eat

combat stress reaction, shell shock (psychiatric condition characterized by fatigue caused by battle)

Synonym of 黄昏 (tasogare, “dusk; twilight”) / Synonym of 黄昏時 (tasogaredoki, “dusk; twilight”)

excavator

a machine used for performing calculations; a calculator / computer

a vacuum cleaner

Kyūjitai form of 機会 (“opportunity”).

transmission, gearbox (mechanical assembly of gears that changes the torque and speed of shaft rotations)

Clipping of 電子計算機 (denshi keisanki): computer

a traffic light