1.
quaternion Grassmann manifold
四元数格拉斯曼流形
2.
Argo-Swift alloy
阿戈-斯维夫特四元合金
3.
generating code from quadruples
四元组生成目标代码
4.
a crystalline tetrabasic acid (H4P2O6).
一种晶状的四元酸（HPO）。
5.
Gauss Ring, Quaternions and RSA Arithmetic;
Gauss环、四元数体与RSA算法
6.
Study on Quaternary Reed-Muller Codes;
四元Reed-Muller码的研究
7.
tetrahydroxy alcohol
(含有四个羟基的醇) 四元醇
8.
We shall discuss quadruples, triples, trees, and indirect triples.
我们将讨论四元组，三元组，树和间接三元组。
9.
He is asking $5 for the dress, but I beat him down to $4.
那件衣服他开价五元, 但我把价钱杀到四元。
10.
He is asked $5 for the dress, but I beat him down to $4
那件衣服他开价五元,但我把价钱杀到四元
11.
Three times eight is twenty-four, so two yuan and four jiao in all."
三八二十四，二元四角。"
12.
an example is the Four Great Painters of the Yuan Dynasty (1279-1368).
"元四家"，是指元代四个突出的山水画家:
13.
Four dinners at$5a head.
每客五美元的客饭四份。
14.
Tetra-hydroxy polyether polyols
GB/T16577-1996四羟基醚多元醇
15.
having four units or components.
有四个单元或成分的。
16.
tetrahedral element characteristic
四面体单元体的特征
17.
Admiral, we have enemy ships in sector 47.
元帅，四七区方向有敌机
18.
His bill should have been forty-five dollars.
他的帐应是四十五美元。