branch of study / administrative section / division / field / branch / stage directions / family (taxonomy) / rules / laws / to mete out (punishment) / to levy (taxes etc) / to fine sb / CL:個|个[ge4]
science and technology is the number one productive force (from a 1978 speech by Deng Xiaoping 鄧小平|邓小平[Deng4 Xiao3 ping2] introducing the Four Modernizations 四個現代化|四个现代化[si4 ge5 xian4 dai4 hua4])