perceptible

adj.可察觉的,显而易见的,感觉得到的

可察觉的；可感知的

形容词

1、There was a perceptible change in the room atmosphere when he entered.
当他进来时，房间的气氛有了明显的变化。

2、The difference between the two images was barely perceptible to the naked eye.
肉眼几乎察觉不到两个图像之间的差异。