I won't take their pills, because as likely as not they'd poison me.
我才不吃他们的药呢, 他们很有可能要毒死我。
See main entry:likely
英汉双解词典包含131075条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。