it is unethical to torment any creature for entertainment. 靠折磨生物取乐是不道德的。
glossing over an unethical transaction; 掩饰不合理的交易;
a menacing and furtive look to his eye. Somethingsurreptitious is stealthy, furtive, and often unseemly or unethical: 他眼中流露出威胁和狡黠的眼神。 说某物Surreptitious 是指鬼鬼祟祟的、狡猾的, 而且经常是不体面或无美感的: