免疫接种约占全部注射的3%，其余的则用于其它指征，包括输血和血液制品以及避孕用药。

Immunization accounts for around 3% of all injections, with the remainder for other indications, including use of injections for transfusion of blood and blood products and contraceptives.

youdao

免疫接种约占全部注射的3%，其余的则用于其它指征，包括输血和血液制品以及避孕用药。

Immunization accounts for around 3% of all injections, with the remainder for other indications, including use of injections for transfusion of blood and blood products and contraceptives.

youdao