FAQs About the word bumpiness

顛簸

the texture of a surface that has many bumps

粗略,不均勻的,起伏不平的,不穩定的,抽動,抽搐的,顛簸的,不穩定的,不連續的,不規則的

冷靜,順滑的,穩定的,寧靜的,仍然

bumph => 名片, bumper-to-bumper => 擁擠不堪, bumper jack => 千斤頂, bumper guard => 保險桿保護罩, bumper car => 碰碰車,