Residuum

(n.) That which is left after any process of separation or purification; that which remains after certain specified deductions are made; residue.

编辑:迈尔斯

• Separate the residuum in as many definite parts as possible, bottle and label, and keep accurate records as to process, weights, etc. 弗兰克·刘易斯·戴尔. 爱迪生的生平和发明.

校对:塞勒斯特