抗菌后效应(postantibioticeffect)
参考答案:
将细菌暴露于浓度高于MIC的某种抗菌药,再去除培养基中的抗药,去除抗菌药后的一段时间范围内细菌繁殖不能恢复正常。
Mrs Black isn’t in and I’ll have to ring ______. I would appreciate it if you ring _____ after 6 o'clock?
A.off; back
B.up; off
C.out; up
D.back; off
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