时隐时现 | shí yǐn shí xiàn | appearing and disappearing (idiom) / intermittently visible | |
时显时隐 | shí xiǎn shí yǐn | appearing and disappearing / intermittently visible | |
隐显 | yǐn xiǎn | appearing and disappearing / dimly visible / intermittent / implicit (but not clearly present) |