scruple

/ˈskruːp(ə)l/ 22托福GREsat
Scruples are moral principles or beliefs that make you unwilling to do something that seems wrong. 道德良知

noun [抽象名词]微量;顾虑;踌躇

He acted wrongly and without scruple.
他做了错事毫不内疚.

verb [vi. 不及物动词]vi. 有顾忌;踌躇

They wriggled uncomfortably, for they knew he would not scruple [hesitate] to ram them down with poles.
他们不安地扭动着身子,因为他们知道他会毫不犹豫地用棍子把他们打下去。

verb [vt. 及物动词]vt. 对……有顾虑

He did not scruple to use it.
他满不在乎地打算用这笔钱。

scrup(看做scrub, 矮小的人) + le → 矮小者时常不自信, 顾忌很多 → 顾忌
单词造句:
网友用“Scruple”造句精选
...a man with no moral scruples. …一个毫无道德良知的男人。