省油的燈

sb who is easy to deal with

see 的士[di1 shi4]

really and truly

of; ~'s (possessive particle) / (used after an attribute) / (used to form a nominal expression) / (used at the end of a declarative sentence for emphasis) / also pr. [di4] or [di5] in poetry and songs

(bound form) bull's-eye; target

oil / fat / grease / petroleum / to apply tung oil, paint or varnish / oily / greasy / glib / cunning

to save / to economize / to do without / to omit / to leave out / province / (archaic) central government department

to inspect / to examine / to be aware / to pay a visit (to one's parents or elders)

lamp / light / lantern / CL:盞|盏[zhan3]