English ⇄ Chinese

waste oil
auto.	废机油
met.	废油; 用过的油
waste oil Oil arising as a waste product of the use of oils in a wide range of industrial and commercial activities, such as engineering, power generation and vehicle maintenance and should be properly disposed of, or treated in order to be reused
environ.	废油 (在广泛的工业和商业活动中，如工程、发电及车辆维修中，所产生的应妥善处理以便重复使用的废品油。)

waste oil : 50 phrases in 11 subjects

Automobiles	4
Chemistry	1
Ecology	5
Environment	2
General	1
Mechanics	1
Metallurgy	1
Nautical	2
Oil / petroleum	6
Shipbuilding	2
Technology	25