「左右手」

(pos:名詞)
<explanation>
yue:副手；#得力 助手
eng:right-hand man; capable and valuable assistant; literally "left and right hands"
<eg>
yue:佢係我個仔，兼我業務上嘅左右手。 (keoi5 hai6 ngo5 go3 zai2, gim1 ngo5 jip6 mou6 soeng6 ge3 zo2 jau6 sau2.)
eng:He's my son and is also my right-hand man in business.