colours

nail (or pin) your colours to the mast declare openly and firmly what you believe or favour.

sail under false colours disguise your true nature or intentions.

show your (true) colours reveal your real character or intentions, especially when these are disreputable or dishonourable.

with flying colours: seeflying.

☞ The distinguishing ensign or flag of a ship or regiment was known as its colours, and the word is used in this sense in these four idioms. A ship on illegal business or in time of war may fly a bogus flag in order to deceive and would therefore be sailing under false colours.

词组	colours
释义	colours nail (or pin) your colours to the mast declare openly and firmly what you believe or favour. sail under false colours disguise your true nature or intentions. show your (true) colours reveal your real character or intentions, especially when these are disreputable or dishonourable. with flying colours: seeflying. ☞ The distinguishing ensign or flag of a ship or regiment was known as its colours, and the word is used in this sense in these four idioms. A ship on illegal business or in time of war may fly a bogus flag in order to deceive and would therefore be sailing under false colours.
随便看	lone wolf long longbow long home long home long in the tooth long in the tooth long time no see look look a fright look after number one look a gift horse in the mouth look a gift horse in the mouth look a gift horse in the mouth look a picture look as if butter wouldn't melt in your mouth look as if butter wouldn't melt in your mouth look as if you have seen a ghost look as if you have seen a ghost look before you leap look before you leap look daggers look daggers at look down your nose at look down your nose at