guard net的用法和樣例：
例句
- The safety net is an image commonly employed in everyday life.
安全網(wǎng)是日常生活中經(jīng)常用到的一個(gè)比喻。 - It is a sort of purification of the soul on the individual level, a cure against miserliness, and a social safety net.
它是一種對個(gè)人的靈魂凈化，治愈吝嗇和貪得無(wú)厭，和構建一個(gè)社會(huì )安全網(wǎng)。
