Heat often alleviates pain.热常常能减缓疼痛.A cold compress often alleviates pain.冷敷常会减轻疼痛.The design alleviates the problem of keeping the closed - end capillary clean and free of mercury slugs.这种设计缓和了要求保持封闭端毛细管清洁和水银芯畅通的问题....
她丝毫不做作，很讨人喜爱。She is endearingly free of pretensions.我们见了面，我觉得他很讨人厌。We met and I thought he was awful.他很讨人厌，但很有感召力，令人捉摸不透。He's unsympathetic, but charismatic and complex....
Sickle-cell anaemia is passed on through a recessive gene.镰状细胞贫血通过隐性基因遗传给后代。Blue eyes are recessive and brown eyes are dominant.蓝眼睛是隐性的;而褐色眼睛是显性的.F 1 females could be backcrossed to the male homozygous recessive parent.也...