医生为感染开了一剂高剂量的药物。

The doctor prescribed a high ___dose of medicine for the infection.

这对我很重要，因为我有哮喘，甚至一剂都不能错过。

It is important to me because I have asthma and cannot miss even one ___dose of it.

务必按照标签指示服用正确剂量。

Make sure to take the correct ___dose as directed on the label.