查询词典 first attempt

I got this information at first hand：我直接得到这个消息

at first hand直接地,第一手地: | I got this information at first hand. 我直接得到这个消息、 | at first sight一看,乍见:

It is much cheaper to buy goods delivered at first hand：买第一手货会比较便宜

The couple fell in love with each other at first ... | It is much cheaper to buy goods delivered at first hand.^买第一手货会比较便宜. | He knew the girl was the type he fell for at first sight.^他知道...

What do you do at the first opportunity：一有机会就什么

At the first opportunity, I'll...|一有机会我就... | What do you do at the first opportunity?|一有机会就什么? | At the first opportunity, I have to-- I have--|一有机会我就...

first-order autocorrelation coefficient：一阶自相关系数

first-order aberration coefficient 初级像差系数 | first-order autocorrelation coefficient 一阶自相关系数 | first-order autoregressive equation 一阶自回归方程

First-order autoregressive process：一階自我迴歸週程

First-order autoregressive errors 一阶自我回归误差 | First-order autoregressive process 一阶自我回归周程 | First-price auctions 最高价拍卖

first breaker card：头道梳毛机

first break time 初至时间 | first breaker card 头道梳毛机 | first category gassy mine 一级瓦斯煤矿

first cameraman：首席摄影师

first assistant photographer (剧照)第一助理摄影师 | first cameraman 首席摄影师 | first company grip 置景工

First Day in the Children's Center：幼儿园第一天

幼儿园第一天 First Day in the Children's Center(2009-09-29 09:18:59) | First Day in the Children's Center 幼儿园第一天 | It's my first day 今天第一次去幼儿园教中文,

first comparison test：第一比较检验

first class 第一类 | first comparison test 第一比较检验 | first derivative 一阶导数

complete elliptic integral of the first kind：第一类完全椭圆积分

第一类椭圆积分|elliptic integral of the first kind | 第一类完全椭圆积分|complete elliptic integral of the first kind | 第一类沃尔泰拉积分方程|Volterra integral equation of the first kind

circular section segment：圆形剖面

circular seam welding 环缝对接焊 | circular section segment 圆形剖面 | circular section 圆弧标度尺

hot air engine：热风气动力机

热风干燥机 hot air drying machine | 热风气动力机 hot air engine | 热风扇 hot air fan