oxyacetylene [ˌɒksɪəˈsetɪli:n] noun (uncountable noun) ossiacetilene m oxyacetylene [ˌɒksɪəˈsetɪli:n] compound [torch] ossiacetilenico ( f ossiacetilenica)
Complétez la séquence avec la proposition qui convient. If you are not careful, you …! will fall won't fall