掂斤估两
diān​jīn​gū​liǎng

to be calculating

  1. 掂 diān
    to weigh in the hand
    to lift or hold an object in the hand and move it slightly up and down to estimate its weight
  2. 斤 jīn noun
    jin
    A unit of weight; one catty. In mainland China, it is exactly 500 grams (0.5 kg). In Taiwan, it is 600 grams. In Hong Kong and Southeast Asia, it is approximately 604.8 grams.
  3. 估 gū verb
    to estimate
    to estimate; to appraise; to guess
  4. 两 兩 liǎng
    liang
    unit of weight equal to 50 grams in the modern market system, or 1/16 of a 斤 jīn (catty) in the traditional system