Something that is comprehensible can be understood.
例句
He spoke abruptly, in barely comprehensible Arabic.他突然开口了,说的却是几乎听不懂的阿拉伯语。
英汉词典释义
adj.
<正>可理解的;能懂的
His French was barely comprehensible.他的法语很难让人明白。Our aim is to make the students’ speech comprehensible.我们的目的是使学生的讲话被人理解。She found his accent virtually incomprehensible.她发觉几乎听不懂他的口音。