日光灯是一种低气压的汞蒸气弧光放电灯.Fluorescent is a low pressure mercury - smoke arc discharge lamp.介绍了弧光传感器的组成 、 物理模型及信号特征.The makeup of the arc light sensor, physical model arc light sensing and signal characteristics, discussed.提出了研究...
他佩戴标示级别的肩章，上面有中士的V形标志。He wore shoulderstrap rank slides with sergeant's chevrons.他的衣服上有一枚金黄色的肩章。There is a golden epaulets on his coat.肩章上有Q. E. G. C.这几个交织在一起的首写字母.Shoulder patches bears the intertwinded initials Q....
我向一两个摊贩打听了此事。I asked one or two of the stallholders about it.她旁敲侧击地向她母亲的朋友们打听过几次。She's making a few discreet inquiries with her mother's friends.我当时正在德比的失物招领处打听。I was enquiring in Lost Property at Derby....