halogen

n (chemistry 化) any of the chemical elements fluorine, chlorine, bromine and astatine which form salts by simple union with a metal 卤素: [attrib 作定语] halogen lamps/headlights 卤素灯[前灯].

halitosis, hall, hall of residence, hall-stand, hallal, hallelujah, halliard, hallmark, hallo (also hello, hullo), halloo, hallow, hallowed, Halloween, hallucinate, hallucination, hallucinatory, hallucinogen, hallucinogenic, hallway, halo, halt, halter, halting, haltingly, halve, halves, halyard (also halliard), ham, ham-fisted, ham-handed, ham-handed, hamburger, hamlet, hammer, hammer and sickle, hammer out, hammering, hammock, hamper, hamster, hamstring,