花言巧语 fine words

油嘴滑舌 glib tongue

长嗟短叹 sighing deeply

精疲力竭 exhausted

随波逐流 swim with the stream

发号施令 issue orders

土崩瓦解 fall apart

两面三刀 two－faced tactics

水深火热 in deep waters

自吹自擂 blow one's own trumpet