1 variant: 背 bēi

1 short

2 brief

3 to lack

4 weak point

5 fault

1 text message

2 SMS

1 behind

2 at the back

3 in the rear

4 behind sb's back

1 the back (human anatomy)

2 the back part of sth

1 arms around each other's shoulders (idiom)

1 lit. use others' strengths to make up for one's weak points (idiom from Mencius)

2 to use this in place of that

3 what you lose on the swings, you win on the roundabouts

1 lit. the mouth that has been fed by others is soft, the hand that has received doesn't reach (idiom)

2 fig. one is partial to those from whom presents have been accepted

1 lit. the Zhangs are better off than the Lis (idiom); to gossip about the neighbors

1 take from the long to supplement the short (idiom)

2 to offset each other's deficiencies

3 to complement each other