do your utmost 同义词
1 竭尽全力
all-out mightily rearguard action extend with might and main try your utmost fight tooth and nail move heaven and earth strain every nerve do your damnedest do your level best not spare yourself leave no stone unturned go to great lengths go all out bear down stretch with all your might pit against hammer and tongs firing on all cylinders spare no effort go to the ends of the earth
2 尽最大努力