upper stage的用法和样例：
例句
- She took the stage for her big moment.
她把这一阶段视为她的重要历程。 - At this stage the star radiates only in the infrared.
恒星在这一阶段只有红外辐射。
upper stage的相关资料：
临近单词
upper nut
upper
Upper near Frattini subgroup
Upper surface of twelfth rib
upper zone vessel dilatation
Upper gastrointestinal trace
upper-bound limit analysis
upper level wind measurement
upper reaches of Fenhe River
upper Minj iang River Valley
upper urinary tract calculus
Upper part Gastric Carcinoma
