译林牛津版高中英语模块七Unit2 Project课件(共38张PPT) 1.There is evidence that acupuncture began during the Stone Age when … sharp adj. 锋利的,尖的;突然的,急转弯的; 尖刻的,辛辣的;灵敏的,敏锐的. 1). 这把大剪刀不够快,剪不动草。 The shears aren’t sharp enough to cut the grass. 价格的聚降 a sharp drop in price 向左急转 a sharp turn to the left
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