Prisms providing deviations ranging from about 15� � to roughly 45� � are available commercially.市场上能买到的棱镜的偏转角大约从15°到45°.Inter - satellite ranging is crucial in Gravisat and autonomous navigation.星间测距是重力测量卫星和卫星自主导航的关键技术....
My job is to cut stencils and sort up mails.我的工作是刻蜡板和把来信分类.Stencils are available to aid in the construction of neat flow charts.型板用于帮助构成简洁的程序框图.She's worked with stencils before, so she'll be working in the he...
They would always come out and warm up the audience.他们总是会出来调动观众情绪。"Keep quiet, or they'll all come out," they warned him.“别作声，否则他们全都出来了，”他们警告他。I think it's premature for restaurants to come out with that advice...
他在利兹文法学校念3年级。He is in the third year at Leeds Grammar School.这对双胞胎不需要重读二年级。The twins didn't have to repeat their second year at school.到9点时，三年级学生都在大厅里等待参加晨会。By 9, the juniors are in the hall for assembly....