很难察觉
Hard to detect
以上为机器翻译结果，长、整句建议使用 人工翻译 。
在此之前，很难察觉得到蛛丝马迹。
Prior to this, the signal may have been harder to detect.
youdao
发现小鼠大脑是很难察觉这种变化的。
But their brains were simply not able to detect it.
因为周围环境中斑斓的色彩的影响让人很难察觉到。
This impact of the many colors in our environment is usually not conscious.
应用推荐
模块上移
模块下移
不移动