Whereas attractants, repellents, and many incitants are olfactory substances , stimulants, and deterrents are usually gustatory. 引诱剂, 排斥剂还是其他的兴奋剂都是嗅觉物质, 但刺激剂和阻抑剂常常是味觉物质.
早期的石印机不小多是手摇式木架布局, 合座靠手工不不安息.Early stone press mostly hand - driven Fiat ship structures , fully manual operation.在山区,差不多所有的材料部是油印或石印的.In the mountains almost everything had to be mimeographed or stone - block lithograph...
白喉鸟a bird with a whitish throat建议家长让孩子接种抗白喉疫苗.Parents are advised to have their children immunized against diphtheria.医生诊断我的病为白喉.The doctor diagnosed my illness as diphtheria....