Many social and cultural factors play roles in determining which promising students get on the path toward international math recognition.
许多社会和文化因素发挥作用，决定着哪些有前途的学生能走上国际数学认可的道路。
2
Traditionally, computer face recognition is based on such factors as the characteristics of the eye region, the shape of the nose, or the width of the mouth.
传统上，用计算机进行人脸识别是基于局部区域的特征例如眼睛、鼻子的形状，或者嘴巴宽度等。
3
Gingrich is popular with many Republicans and he has high name recognition - two factors that could help him in what is expected to be a crowded primary field next year.