在保单有效期内，所缴纳的保险费是有保障的。Premiums are guaranteed throughout the term of the policy.本协议的有效期已过。The period of validity of the agreement has expired.这份保证书有效期为一年.This guarantee is valid for one year....
因为喉部感染,我在服用抗菌素.I'm taking antibiotics for a throat infection.抗菌素含量不高,被确认为对人类无害.The low levels of antibiotics are not considered harmful to humans.科学家认为,过度接触抗菌素使有抗药性的细菌的传播更广泛.Scientists believe overexposure to antibi...
Then the DPC routine returns to the system.然后DPC程序返回到系统.PbZnTi - PILC catalyst is prepared by introducing Pb and Zn into Ti - PILC; DPC yield is 10.1 %.用把活性组分引入Ti -PILC 的方法制备了TiPbZn-PILC催化剂,其DPC产率为10.1%.The results indic...