s290443260
硅胶silica gel双语例句1.然而，无论盐水还是硅胶，最终的决定权在你。Ultimately, the choice between saline and silicone is up to you. 2.罗孚说，因为硅胶无法在X射线或是CT扫描中被发现，若不用活组织检查很难诊断。Because silicone is not visible on an X-ray or a CT scan, Dr. Raoof said, diagnosis is difficult without a biopsy.
优质英语培训问答知识库
