sustain

[səs’tein; sə’stein]

中文解释： vt. 维持，支持，承受，认可，经受

例句： The data A sustained the same level until 2003 while the data B dramatically boosted to its double value.

bias

[‘baiəs]

中文解释： n. 偏见，偏爱 vt. 使偏心

例句： I was taught to biased against Japanese product. However, this kind of bias has been disappeared since I was grown up.