1, scrambling, chasing after me, in full swing, sweating profusely, panting, sweating profusely, working hard and making persistent efforts.

2, tireless, sleepless, day and night, absorbed, absorbed, hungry, meticulous, hanging beam stabbing.

3, defend the country, love their jobs, work hard, be pragmatic and honest, be impartial, be willing to contribute, and make great achievements.