There is a benignant simplicity about the execution of this work.

这幅画的构思与运笔柔和而简朴.

General Pecken roused himself after a moment with an unctuous and benignant smile.

过了一会，佩克姆将军装出一副和蔼可亲的神情微微一笑，又活跃起来了。

Choosing an environmentally benignant cleaning reaction solvent is an important part of Green Chemistry research.

选择与环境友好的“洁净”的反应介质是绿色化学研究的重要组成部分。