他对着手机话筒吼了一通信息。He bellowed information into the mouthpiece of his portable telephone.布莱克把手绢包在话筒上，以使自己的声音听起来模糊不清。Blake held his handkerchief over the mouthpiece to muffle his voice.他对着电话话筒大叫。He shouted into the mouthpiece....
The hearings have now recessed for dinner.听证会现已休会就餐。The napalm rolled over and down the front of the recessed embrasure.那一发凝固汽油弹滚落到了嵌壁枪眼的前方.Before the trial recessed today, the lawyer read her opening statement.今天庭审休庭之前，...
口头之言便捷，但缺乏持久性。The spoken word is immediate but lacks permanence.人们观察到植物覆盖对农药持久性有影响.Plant cover has been observed to influence pesticide persistence.除草剂在底泥中的持久性与剂型无关.Persistence of the herbicide in the mud was irrespectiv...