他机智诙谐，具有敏锐的商业头脑。He was witty, amusing and gifted with a sharp business brain.布兰德敏锐的耳朵听出了口音。Brand's keen ear caught the trace of an accent.观察敏锐的步行者可能在这一路段看到赤鹿。Observant walkers may see red deer along this stretch of ...
She found great chasms in her mathematics and physics.她觉得她的数学课和物理课的知识还很欠缺.The sectarian chasms remain deep, the wounds of strife raw.各派别的分歧巨大, 旧恨新仇交织....