1 low pitch

2 quiet (voice)

3 subdued

4 low-key

5 low-profile

1 to apply for sth

2 application (form etc)

3 classifier: 份 fèn

1 to ask

2 to invite

3 please (do sth)

4 to treat (to a meal etc)

5 to request

1 to raise (prices)

2 to adjust upwards

1 to demote

2 to pass down to a lower unit

1 please find sb better qualified than me (idiom)

1 to sing the high part

2 to speak fine sounding but empty words (idiom)

1 monotonous

2 dull

3 tedious (idiom)

1 to speak with a foreign accent or using words from a foreign language (usually derogatory) (idiom)

1 to play the same old tune (idiom); unoriginal