personal hygiene

bureaucrats shield one another, nowadays, it means cover for each other

physiological health (this term is normally used as a more discrete way to refer to sex education)

Garrison

Wesley / Wisely, a fictional protagonist of a series of science fiction adventure novels written by the Chinese novelist Ni Kuang

Satellite Communications

Health Conditions; sanitary conditions

playing mahjong for fun and not for money

Security guard

food hygiene; food sanitation

Phoenix Satellite Television

a guard dog [written and colloquial]

avant-garde

sweatshirt

Satellite TV

defend the country

satellite

defend

bathroom

guard

toilet paper

sanitation worker

defend one's home and country

David

artificial satellite

defend

satellite picture

revolutionary guard

guard

defense