endeavor
vt.& vi.尝试，试图；尽力，竭力
n.努力，尽力
网络解释.努力；尝试；努力做
词形变化:
复数：endeavors 复数：endeavored 复数：endeavored 复数：endeavoring 复数：endeavors
vt.1.努力释义下的同义词
effort struggle try labor attempt strive
双语例句
1. 1 . Thereupon, we knew, our endeavor was valuable.
于是, 我们知道, 我们的努力是有价值的!
来自《简明英汉词典》