late 14c., "protection, safety," from Middle French sauvegarde "safekeeping, safeguard" (13c.), from Old French salve, sauve (fem. of sauf; see safe (adj.)) + garde "a keeping" (see guard (n.)). Meaning "something that offers security from danger" is recorded from late 15c.
safeguard (v.)
mid-15c., from safeguard (n.). Related: Safeguarded; safeguarding.
权威例句
1. The problem was to safeguard sites from encroachment by property development.
问题是要保护遗址免受房地产开发商的侵占。
2. Many people took second jobs as a safeguard against unemployment.
许多人为防失业都干两份工作。
3. to safeguard a person's interests
维护某人的利益
4. It is obligatory on every citizen to safeguard our great motherland.