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to phrases
down line
commun., railw. 下行线
tech. 脚线; 下行 (线); 沿铁路线; 下游管线
telecom. 下行线路
transp. 铁路线
down line: 35 phrases in 15 subjects
Agriculture1
Bridge construction1
Drilling1
Electric machinery1
Electronics1
General6
Information technology1
Metallurgy1
Oil / petroleum3
Polo1
Rail transport2
Table tennis2
Technology5
Telecommunications4
Tennis5