"the doctor recommended several preventatives"
"contraceptive devices and medications"
"the swastika...a very ancient prophylactic symbol occurring among all peoples"
"preventive medicine" "vaccines are prophylactic" "a prophylactic drug"
prophylactic是什么意思
prophylaxis是什么意思
propinquity是什么意思
propitiate是什么意思
propitiation是什么意思
propitiator是什么意思
propitiatory是什么意思
propitious是什么意思
propjet是什么意思
propman是什么意思