蠹

insect that eats into books, clothing etc / moth-eaten / worm-eaten

Character component without intrinsic meaning

lit. flowing water does not rot, nor a door-hinge rust (idiom) / fig. constant activity prevents decay

to be worn out

sinecurist

drugstore beetle / CL:隻|只[zhi1]

codling moth / codlin moth

corrupt officials

to rob the state and hurt the people (idiom)

to harm / to endanger

malpractice / abuse / corrupt practice

parasitic government