spiral

US /ˈspaɪr.əl/
UK /ˈspaɪr.əl/
"spiral" picture
1.

螺旋, 螺線

a curve which winds round a central point, getting further or closer to it as it revolves

:
The staircase wound upwards in a graceful spiral.
樓梯以優美的螺旋形向上延伸。
The smoke rose in a slow spiral.
煙霧緩慢地呈螺旋狀上升。
2.

螺旋式, 惡性循環

a continuous and dramatic increase or decrease in something

:
The country is in an economic spiral of decline.
該國正處於經濟衰退的螺旋式下降中。
The company entered a downward spiral after the scandal.
醜聞後,公司陷入了螺旋式下降。
1.

螺旋式移動, 盤旋

move in a spiral course

:
The plane began to spiral downwards after the engine failed.
發動機故障後,飛機開始螺旋式下降。
The path spirals up the hillside.
小路螺旋式地蜿蜒而上。
2.

螺旋式下降, 螺旋式上升

undergo a continuous and dramatic increase or decrease

:
Prices continued to spiral upwards.
物價持續螺旋式上漲。
His mental health began to spiral downwards.
他的心理健康開始螺旋式下降。
1.

螺旋形的, 螺紋的

winding in a continuous curve

:
The artist created a beautiful spiral design.
藝術家創作了一個美麗的螺旋形設計。
The galaxy has a distinct spiral arm structure.
該星系具有獨特的螺旋形旋臂結構。