它们的特性可以用简单的实验加以校验.Their properties could again be illustrated by simple experiments.全尺寸原型机可以得到 “ 校验 ”.Full - scale prototypes may be " cleaned up ".机床定期校验,测量工具校验.Make sure all measure instruments and equipments are prope...
他沉湎于过去的记忆。He had clung to the remembrance of things past.沉湎于虚幻的梦想而忘记现实的生活，是毫无益处的。It does not do to dwell on dreams and forget to live.她沉湎于对过去的怀恋.She wallows in nostalgia for the past....