"Choke", a modern Chinese standardized Grade 1 character (commonly used), pronounced è in Mandarin, was first seen in the Qin Dynasty in the Small Seal Script, and belongs to the form of the Chinese character in the Six Books.

The basic meaning of the character "扼" is to pinch or grasp with force, as in the case of strangling or strangling. The derived meaning is to grasp the main points, briefly, such as the summary. In daily use, "扼" is also often used as a verb, indicating to hold on to, to hold on to, such as to hold on to, to hold on to.