不遗余晷的英文

• without a moment's intermission

• 不:    a block of wood
• 遗:    lose
• 余晷:    spare time
• 不遗余离:    spare no effort
• 不遗余力:    spare no effort [efforts; pains]; be all out; be unsparing in one's efforts; do one's level best; do one's utmost to ...; go to all lengths; leave no stones unturned; make an all-out effort (to ...); make every endeavor; make the best of one's way; with all one's might; without sparing any effort