She stood up and began to pace to and fro.她站起身，开始来回踱步。The boat was rocking gently to and fro in the water.小船在水中轻轻地来回摇荡。They travel to and fro between London and Paris.他们奔走于伦敦和巴黎之间....
Wild wood should be well protect from excessive hag.野生森林应该被保护以免过量砍伐.For use with backflow preventer test cocks to protect from damage.用于防回流阀测试旋塞,防止受到破坏.The sheep jammed together to protect from the cold.这些绵羊为了御寒紧紧地挤在了一起....
Green OrTM was an effective drug to treat dentine hypersensitivity.结论:极固宁是治疗牙本质敏感的有效药物.Give local anesthesia . Drill to open a tooth, clean dentine.钻开牙齿, 去除腐坏的牙质.Objective To know the mechanisms of treating dentine hyper...