还可引入三个缺陷能级:氧空位E_ 1(E_ c - 0.17ev) 、 双空位E_2 ( E_ c-0.23eV ) 和E_3(E_c-0.39eV).The resultsdemonstrat that three electron trape ( E _ c - 0.17 eV , E _ c - 0.23 eV, E _ c - 0.39 eV ) produced inp ￣ + nn ￣ + structures are ch...
这种做法让卢瑟难堪，但是他未置一词。This practice embarrassed Luther, but he let it pass without comment.内置有断路器，防止设备过载。There is an internal circuit breaker to protect the instrument from overload.他们中的许多人置一己私利于集体利益之上。Many of them placed se...
电梯嘎吱一声停在了一层。The elevator creaked to a halt at the ground floor.她胳膊下侧有一层肥肉一颤一颤的。A roll of fat jiggled on the underside of her arm.池塘表面有一层黏腻腻的污泥。There was an unappealing film of slime on top of the pond....
He waited several minutes for a car to pull up alongside.他等了几分钟，直到一辆汽车靠边停下。Pull up a chair and dig in!拉把椅子过来开吃吧！Please pull up a chair and join the conversation.请拿过把椅子来一起聊天....
Fred leaned back in his chair, scorning to look eager.费莱德靠在椅背上, 装得若无其事.What man is like Job, who drinketh up scorning like water?谁像约伯, 喝讥诮如同喝水 呢 .After scorning comes catching.笑人者,落人笑....