English Dictionary

vulcanize

/ˈvʌl.kə.naɪz/

verb

(transitive) To treat rubber with heat and (usually) sulphur to harden it and make it more durable. / (intransitive) To undergo such treatment.

The rubber is vulcanized to make it more durable.

意味（1）

(transitive) To treat rubber with heat and (usually) sulphur to harden it and make it more durable.

意味（2）

(intransitive) To undergo such treatment.

These vulcanized hearts, they only become more resistant when you ask for mercy.