What are the four-character idioms with the word "Guan"?

There is no four-character idiom with the word "tube", but the one with the word "tube" is: roller? Horn pump? Pants? Sign the tube? A flashlight? Mailbox? Mailbox? Measuring cylinder? Casing? Chimney? Tube skirt? pen container

Tǒng？

Interpretation?

1, thick bamboo tube: bamboo ~.

2. Thick tubular object: pen ~. Smoke ~ Mail ~. Roll a roll with iron sheet.

3, the cylindrical part of the clothes, etc. : sleeves ~ children. Socks ~ children. Boots. We need to build a system.

Extended data

First, the evolution of glyphs.

Second, etymological explanation.

1, classical Chinese version of Shuo Wen Jie Zi: Guan Zi, Xiao Tong also. From bamboo, simultaneous.

2, the vernacular version of "Shuo Wen Jie Zi": the pipe, the flute pipe of Zhongtong. The glyph takes "Bamboo" as the side and "Tong" as the sound side.

Three. Interpretation of related words

1，horn [hào tǒng]？

In the past, the wind instruments used to convey orders in the army were cylindrical, with narrow pipes and large mouths. They were originally made of bamboo, wood and so on. Later it was made of copper.

2. Air pump [qi?tǒng]?

The tool for generating compressed air consists of a circular metal cylinder and a piston, which is mainly used for inflating tires and airbags.

3. pants?

Straight pants, legs and knees are slightly the same as the bottom.

4. Sign the tube [qiān tǒng]?

A bamboo tube used for divination or gambling.

5. flashlight?

flashlight

6. Email [yóu tǒng]?

Mailbox.