n.(药物等的)剂量,(通常指药的)服法,下药,配药
He was put on a high dosage of vitamin C.
给他服了大剂量的维生素C。
He held up a hypodermic to check the dosage.
他举起一个注射器查看剂量。
He had improved so much the doctor had cut his dosage.
他康复很快,医生已减少了用药剂量。