1 four

2 4

1 Qing or Ch'ing dynasty of imperial China (1644-1911)

2 surname Qing

1 clear

2 distinct

3 to understand thoroughly

4 to be clear about

1 clear-headed

2 sober

3 awake

1 high definition (television etc)

2 high fidelity (audio)

1 to be very clear about sth (idiom)

1 perfectly clean

2 blameless

3 unimpeachable (idiom)

1 lit. as clear as water (idiom)

2 fig. (of officials etc) honest and incorruptible

1 to disseminate in every direction (idiom)

1 lit. both sleeves flowing in the breeze (idiom); having clean hands

2 uncorrupted

3 unsoiled by corrupt practices