Meanings

hygiene management

hygiene-related

sanitary facilities

combat medic

medical corps

hygienics

selling one's personal effects in order to live (like peeling the layers of a bamboo shoot one by one)

life in exile

model or exemplary student

stage career

extremely important or once in a lifetime request

extremely important or once in a lifetime request

rentier

scholarship student

Paleozoic era

ontogeny

day student

unsanitary

one's life under medical treatment

student in a lower grade