scruples

n.顾忌；迟疑

v.顾虑

He has absolutely no scruples; he'll do anything to get what he wants. 他没有一点点顾忌，为了得到自己想要的东西，他什么事都做得出来。

She will tell lies without scruple. 她会肆无忌惮地说谎。

Jane did it at once, and made no scruple about it. 简毫不犹豫，立刻就办了。

Don't scruple to ask for anything you want. 你要什么请尽量讲。