antibacterial

The doctor prescribed a broad-spectrum antibacterial.

医生开了一种广谱抗菌剂。

She applied a topical antibacterial to the cut.

她在伤口上涂了外用抗菌剂。

The infection may require an oral antibacterial.

这种感染可能需要口服抗菌剂。

For a severe infection, a systemic antibacterial is often necessary.

对于严重感染，常常需要使用全身用抗菌剂。

Doctors should only prescribe an antibacterial when needed.

医生只在必要时才应开抗菌剂。

Antibacterial resistance is a growing problem worldwide.

抗菌剂耐药性在世界范围内日益严重。