unobvious

The difference between the two colors is unobvious at first glance.

这两种颜色之间的区别乍一看并不明显。

用法提示：unobvious 作表语，表示“不明显的”，说明颜色区别不易察觉。

Her reason for leaving was unobvious, so we asked her directly.

她离开的原因不明显，所以我们直接问了她。

用法提示：unobvious 作表语，表明原因并非显而易见。

The connection between the clues was unobvious until the detective explained it.

这些线索之间的联系在侦探解释之前并不明显。

用法提示：unobvious 作表语，强调线索联系难以看出。