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aiguilleur m
gen.	air traffic controller (du ciel)
comp.	switch; key; commutator
cultur., lab.law.	switcher; video switcher
forestr.	tree spotter
met.	switchboy
nat.sc., transp., environ.	pointsman; signalman; switchman
railw., sec.sys.	panel operator

aiguilleur: 15 phrases in 4 subjects

Electronics	5
Information technology	2
Natural sciences	3
Transport	5