+17 = 20 

ㄔㄢchān

  1. 扶持攙扶」。紅樓夢·》:妹妹姑娘。」

  2. 混合石灰。」·湯顯祖牡丹亭·》:白水江湖風月。」

to take by the arm and assist, to mix, to blend, to dilute, to adulterate
aider, soutenir, mélanger