胁肩谄笑[xié jiān chǎn xiào]
词典cringe and smile obsequiously：胁肩谄笑。
词典bow and scrape：奉承；卑躬屈节；拜倒；过于客气，打躬作揖。
词典flatter sb. shrugging one's shoulders and smiling：胁肩谄笑。
词典flatter sb., with hunched shoulders and a smiling face
胁肩谄笑[xié jiān chǎn xiào]
cringe and smile obsequiously; bow and scrape; flatter sb. shrugging one's shoulders and smiling; flatter sb., with hunched shoulders and a smiling face; shrug one's shoulders and offer an ingratiating smile; try to win sb.'s favor by servile behavior; smi
例：他是那种当面胁肩谄笑。背地里造谣中伤的人。
He was the kind of person who would flatter you to your face, and then slander you behind your back.