lead someone by the nose
US /liːd ˈsʌm.wʌn baɪ ðə noʊz/
UK /liːd ˈsʌm.wʌn baɪ ðə noʊz/

1.
牵着某人的鼻子走, 完全控制某人
to control someone completely and make them do exactly what you want
:
•
He's so easily manipulated; his wife really leads him by the nose.
他很容易被操纵;他妻子真是牵着他的鼻子走。
•
Don't let them lead you by the nose; make your own decisions.
别让他们牵着你的鼻子走;自己做决定。