in half
 分成兩半,平分


 Half n.; pl. Halves
 1. Part; side; behalf. [Obs.]
    The four halves of the house.   --Chaucer.
 2. One of two equal parts into which anything may be divided, or considered as divided; -- sometimes followed by of; as, a half of an apple.
    Not half his riches known, and yet despised.   --Milton.
 A friendship so complete
 Portioned in halves between us.   --Tennyson.
 Better half. See under Better.
 In half, in two; an expression sometimes used improperly instead of in halves or into halves; as, to cut in half. [Colloq.] --Dickens.
 In one's half or On one's half, in one's behalf; on one's part. [Obs.]
 To cry halves, to claim an equal share with another.
 To go halves, to share equally between two.