窒息性毒剂

choking agent

to obstruct / to stop up

to choke / to stifle / to suffocate

breath / news / interest (on an investment or loan) / to cease / to stop / to rest / Taiwan pr. [xi2]

nature / character / property / quality / attribute / sexuality / sex / gender / suffix forming adjective from verb / suffix forming noun from adjective, corresponding to -ness or -ity / essence / CL:個|个[ge4]

poison / to poison / poisonous / malicious / cruel / fierce / narcotics

a poison / a toxic agent / poison gas / a chemical weapon

dose (medicine)