The technique requires critical and difficult optical alignments.这种技术要求严格,并且光学调整困难.In some cases residuals from these arrivals will stack up to give nearly horizontal alignments.在某些情况下,这些波至的残余会叠加在一起给出近于水平的同相轴.But the rea...
In business a poker face can be very useful.生意场上，不动声色会非常有用。"For heaven's sake!" Dot expostulated. "They're cheap and they're useful."“拜托！”多特反驳道，“它们又便宜又管用。”HDTV is especially useful if there are a lot of sp...
Air Commodore Peter Shaw空军准将彼得∙肖The convoy commodore sees to the internal management of the convoy.舰队司令官负责管理舰队的内部问题.Commodore, do you really intend to kill my rescuer?准将, 你真的要杀了我的恩人 吗 ?...
As we travel south, the countryside begins to undulate as the rolling hills sweep down to the riverbanks.我们一路南行，乡间开始变得起伏不平，绵延的山峦一直延伸到河岸。The old lane that used to connect Elm Street to riverbanks was overgrown.从前连接榆树街和河岸的...