
好词典

源自中古法语 'spirale',来自拉丁语 'spiralis'(意为“螺旋的”),与 'spira'(意为“线圈”)相关。
❶ 螺旋形物体或图案,指围绕中心点逐渐向外或向内旋转延伸的形状,常见于自然现象或人工设计中。
“The staircase has beautiful spirals that lead to the top floor.”
(楼梯上有美丽的螺旋形结构,通向顶层。)
“The galaxy is composed of multiple spirals of stars and dust.”
(这个星系由恒星和尘埃组成的多个螺旋构成。)
❶ 以螺旋方式移动或变化,通常指快速且难以控制的下降或上升趋势。
“The plane spiraled downward before the pilot regained control.”
(飞机螺旋式下降,直到飞行员重新控制住它。)
“Her mood spiraled after hearing the bad news.”
(听到坏消息后,她的情绪急剧低落。)
downward spiral — 指情况或状态持续恶化,陷入越来越糟糕的境地,常用于形容经济、健康或情绪问题。
“After losing his job, he fell into a downward spiral of depression.”
(失业后,他陷入了抑郁的恶性循环。)
spiral out of control — 形容局势或行为迅速变得无法控制,通常带有负面含义。
“The protest spiraled out of control and turned into a riot.”
(抗议活动失控,演变成了骚乱。)