Why blue?

blue

English [blu:] American [blu]?

Explanation:

1, n. blue; Blue pigment; [the blue(s)][ used in singular or plural] blues (song) (a sad black American folk song)

2. blue; Depression, melancholy; salacious

3,vt。 ? Dyed blue; Make it blue; Here? Use blue reagent; Apply blue reagent to

Turn blue, turn blue

Lexical collocation:

1, dark blue dark blue

2 light blue light blue

In the blue sky

In a blue mood

Example:

There are swallows in the cloudless blue sky in Wan Li.

Swallows are flying in the cloudless blue sky.

Extended data:

Phrase collocation

Blue moon blue moon; Blue moon; A once-in-a-lifetime opportunity; Blue Moon

Blue Nile province; Blue Nile; Blue Nile; the blue nile

Blue chip blue chip; Blue chip; High quality stock

Blue lagoon blue lagoon; Lake blue; Street address

Medium blue and medium blue; Medium blue; Moderate blue; Partial blue

Blue book blue book; A blank book with a blue cover; Who is who; For the exam.

Blue Jay crowned blue Jay; Blue Jay; Blue Jay; Lanque bar

Russian blue Russian blue cat; Blue-gray; Slender; Light blue

Blue stripes: a clever exploration of stupid thieves; Blue thunder; Blue thunderbolt; Also called thief change

References:

Baidu Encyclopedia-Blue