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precursor

[prɪ'kɜ:sə] n
médic. سَلَف
 Anglais glossaire
precursor [prɪ'kɜ:sə] abbr.
abrév., électr. gas source used in the CVD reaction   ؛liquid source used in the CVD reaction
états. forerunner (a sign of something that is going to happen Val_Ships)
precursor
: 3 phrases, 3 sujets
Agriculture1
Biologie1
Génétique1