我打了个寒战，用围巾把脖子围得更紧了。I shivered and pulled my scarf more tightly round my neck.不过这次痛已减退,寒战也停止了.But the pain had ebbed away and the trembling had stopped.他觉得很冷, 禁不住打寒战, 牙齿格格打颤.He felt very cold, he was shaking uncontrollabl...
他看起来很年轻，肤色黝黑，五官分明，双颊凹陷。He looked young, dark and sharp-featured, with hollow cheeks.当她把烟吸进肺里时，她的双颊瘪了下去。Her cheeks hollowed as she drew smoke into her lungs.他们脸色苍白，精神不振，头发脏乱，两颊深陷。They looked pale and unhealthy, with unwas...
他们通过无线电证实她在营救幸存者。They confirmed by wireless that she was picking up survivors.船长发无线电说船着火了。The captain radioed that the ship was on fire.英国广播公司刚刚成功地演示了一套新的数字无线电传输系统。The BBC has just successfully demonstrated a new digital...
以低含氢硅油 、 不饱和聚醚 、 一氯乙酸和二甲胺为原料, 制备得阳离子有机硅油.The silicone quaternary was synthesized reaction of - H silicone, unsaturated - ether, chloroacetic acid, dimethylamine.双长链烷基甲基叔胺是脂肪醇和二甲胺催化胺化反应的主要 副产物.Dialkylmethylamines are the ...