四环素类药物会与钙螯合，沉积在骨骼中。

The drug latches onto calcium and gets deposited in bone.

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本发明方法能同时检测待测样品中磺胺类和四环素类药物的残留。

The method can simultaneously detect the residues of sulfanilamide and tetracycline medicaments in a sample to be detected.

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此患者曾在儿时(牙齿发育钙化期)服用了四环素类药物，导致了牙齿变色。

The patient had been in childhood (calcification period of tooth development) using the tetracycline class of drugs, resulting in discoloration of the teeth.

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