
curve
词源
源自拉丁语 'curvus'(弯曲的),14世纪通过古法语 'curve' 进入英语。
noun
❶ 指一条连续弯曲的线条或形状,不同于直线或折线,常见于道路、图表或物体轮廓的描述。
“The road ahead has a sharp curve.”
(前方的道路有一个急转弯。)
“She drew a smooth curve on the paper.”
(她在纸上画了一条平滑的曲线。)
❶ 在统计学或数学中,表示数据或函数在图表上呈现的连续变化趋势线。
“The bell curve represents normal distribution.”
(钟形曲线代表正态分布。)
“Students struggled to understand the steep learning curve.”
(学生们难以理解陡峭的学习曲线。)
verb
❶ 使某物呈现弯曲形状或沿曲线移动,可以是物理弯曲或抽象趋势的变化。
“The blacksmith curved the metal rod into a hook.”
(铁匠把金属棒弯成钩子。)
“The river curves around the mountain.”
(河流绕着山蜿蜒流淌。)
常见短语
ahead of the curve — 指在某个领域领先于大多数人,比趋势或标准更先进。
“Their technology puts them ahead of the curve in the industry.”
(他们的技术使他们在行业中处于领先地位。)
throw someone a curve — 意外地给某人出难题或制造障碍,源自棒球中难以预判的曲线球。
“The last question in the exam really threw me a curve.”
(考试的最后一题真的让我措手不及。)