努力；尽力而为的英文

• do/try one's best/utmost
• do/try one’s best/utmost

• 努力:    make great efforts; try hard ...
• 尽力而为:    do everything in one's power ...
• 尽力而为:    do everything in one's power; contribute according to one's ability; do one's best; do ... to the best of one's capabilities; do whatever lies [is] in one's power; exert one's utmost; make the best of one's way; shoot one's best
• 我尽力而为:    i'll try my best
• 也须尽力而为:    think a great deal of oneself