有些人在植物上喷撒毒剂以杀死花园内的昆虫.Some people exterminate garden insects by spraying poison on the plants.他回来后注意到了他们的病状，于是配制了解毒剂。When he returned, he noticed their sickness and prepared an antidote.可以利用药物来改变某种毒剂的药动学性质.Drugs may be ut...
Physical examination showed xerosis and pigmentation on his low extremities, and the skin touched hard.皮肤科检查示双下肢皮肤干燥、僵硬伴明显色素沉着.In the past, the region had been protected by its forbidding geography and the extremities of...