chemical

chemical
adjective

of or relating to chemistry, or the interactions of substances as studied in chemistry
（与）化学（有关）的；（与）化学反应（有关）的
the chemical composition of the atmosphere.
大气中的化学成分。
■of or relating to chemicals
（与）化学药品（有关）的
chemical treatments for killing fungi.
使用化学药品杀灭真菌的处理方法。
■relating to, involving, or denoting the use of poison gas or other chemicals as weapons of war
与化学武器有关的；使用化学武器的

noun

a compound or substance which has been purified or prepared, especially artificially
化学制品；化学药品
never mix disinfectant with other chemicals.
切勿将消毒剂与其他化学制品混合。
[mass noun]neat chemical is sucked into the tube .
纯化学制剂被吸入管内。
■an addictive drug
成瘾的药物
[as modifier]treatment for chemical dependency.
成瘾性药物依赖的治疗。

派生
chemically
adverb
语源

late 16th cent.: from French chimique or modern Latin chimicus, chymicus, from medieval Latin alchymicus, from alchimia (see alchemy)

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