Tom's going to become an older brother at Christmas, and baby signing could just be how our family of four first gets to know each other.
在圣诞节,Tom就要当哥哥了,婴儿肢体动作正是我们四口之家了解彼此的方法。
In cylindrical helical coordinates, generalized magnetohydrodynamic (MHD) equations are reduced to four first order differential equations.
采用柱螺旋坐标系,把广义磁流体力学方程组简化为四元一阶微分方程组。
In China's four first-tier cities - Beijing, Shanghai, Guangzhou and Shenzhen - home sales actually fell 9 per cent in September year on year, down from a 15 per cent growth rate posted in August.
在中国的4个一线城市(北京、上海、广州和深圳),9月住房销量与去年同期相比实际上下降了9%,而8月销量同比增长15%。
Today's Internet was built largely on the IPv4 or Internet Protocol version four, first introduced in 1980.
Curt Hopkins / 2010年5月19日 3:49 PM今天的互联网主要是基于IPv4,或者叫互联网协议版本4(Internet Protocol version four)建成的,于1980年首次被引入。
Today's Internet was built largely on the IPv4 or Internet Protocol version four, first introduced in 1980.
Curt Hopkins / 2010年5月19日 3:49 PM今天的互联网主要是基于IPv4,或者叫互联网协议版本4(Internet Protocol version four)建成的,于1980年首次被引入。
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