引

yǐn = y + (e)n3

to draw (e.g. a bow) / to pull / to stretch sth / to extend / to lengthen / to involve or implicate in / to attract / to lead / to guide / to leave / to provide evidence or justification for / old unit of distance equal to 10 丈[zhang4], one-thirtieth of a km or 33.33 meters

引 = 丨 + 弓 : In the encampment, Maud Younger draws her composite bow. She wants to shoot a dinosaur bone straight across the hall.

引 character breakdown

引
- 丨
- 弓

丨

gǔn = gu + (e)n3

radical in Chinese characters (Kangxi radical 2)

Mnemonic symbol: a dinosaur bone. Gitta Giraffe (gu-) found a gorgeous dinosaur bone (丨) in the encampment's living room ((e)n3).

丨

shù = shu + Ø4

vertical stroke (in Chinese characters), referred to as 豎筆|竖笔[shu4 bi3]

Mnemonic symbol: a dinosaur bone. Sheldon Shrimp (shu) found a gorgeous dinosaur bone (丨) in the space station's bathroom (Ø4) and is cracking it open to eat its bone marrow.

弓

go̅ng = gu + (e)ng1

a bow (weapon) / CL:張|张[zhang1] / to bend / to arch (one's back etc)

Mnemonic symbol: this character just looks like a composite bow.

Gitta Giraffe (gu) is shooting arrows with a composite bow (弓) in front of the engine ((e)ng1).