1. 可检测的：detectability 检测能力 | detectable 可检测的 | detector 检验器

2. 可发觉的：detect 检测 | detectable 可发觉的 | detectaphone 窃听器

3. 可检测出的：detectable 可检测的 | detectable 可检测出的 | detectableactivity 可探测的放射性

4. 可以探测的：Noxious 有毒的,有害的 harmful | Detectable 可以探测的 measurable | Acute 敏锐的,剧烈的 intense

1. 可觉察的;可发现的;可查出的
Something that is detectable can be noticed or discovered.

e.g. Doctors say the disease is probably inherited but not detectable at birth.
医生说该疾病可能是遗传而来，但在出生时无法查出。

adj

1. easily seen or detected

e.g. a detectable note of sarcasm
he continued after a perceptible pause

Synonym: perceptible

2. capable of being detected

e.g. after a noticeable pause the lecturer continued

Synonym: noticeable