English ⇄ Chinese English Japanese

petr. abbr.
abbr., earth.sc.	petrify; petrography; petroleum
petr abbr.
mil.	petroleum
Petr. abbr.
abbr., earth.sc.	petrification; petrological; petrology
PETR abbr.
abbr., chem.	polyethylene terephthalate
abbr., mil., avia.	polyethyleneterephthalate
abbr., polym.	polyethylene glycol terephthalate