1 single (recording industry)

1 surname Qu

1 curve

2 curved line

3 indirect

4 in a roundabout way

1 song

1 river

2 classifier: 条 tiáo

3 classifier: 道 dào

1 lit. not to stop until one reaches the Yellow River (idiom)

2 fig. to persevere until one reaches one's goal

3 to keep going while some hope is left

1 to speak without thinking (idiom)

2 to blurt sth out

1 mouth like a torrent (idiom)

2 eloquent

3 glib

4 voluble

5 have the gift of the gab

1 countless as the grains of sand in the Ganges (idiom)

1 to wade across the river, feeling for footholds as one goes (idiom)

2 to advance cautiously, step by step

3 to feel one's way forward