bob up
US /bɑːb ʌp/
UK /bɒb ʌp/
片語動詞
突然出現, 浮起
to rise or appear suddenly or unexpectedly, especially to the surface of water
範例:
•
The cork bobbed up to the surface of the water.
軟木塞突然浮出水面。
•
New problems keep bobbing up every day.
每天都有新問題不斷冒出來。