名詞 pop-up:

1. a book (usually for children) that contains one or more pages such that a three-dimensional structure rises up when a page is opened
   同義詞：pop-up book
2. a short high fly ball
   同義詞：pop fly, pop-fly

動(dòng)詞 pop-up:

1. appear suddenly or unexpectedly
   同義詞：crop up, pop up, pop

pop-up

adj.（形容詞）
Emerging quickly from a recessed or concealed position when activated:
有自動(dòng)跳起裝置的：當(dāng)給予動(dòng)力時(shí)能迅速從隱蔽的地方升起的：
例句：
pop-up gun emplacements.
自動(dòng)彈起式炮臺(tái)

Rising to form a three-dimensional structure when a page is opened:
有跳起立體圖片的：當(dāng)一頁紙一打開時(shí)能從中跳起的三維立體的部分：
例句：
pop-up illustrations in a children`s book.
一兒童讀物中跳起的立體圖片

n.（名詞）
A device or an illustration that pops up.
自動(dòng)跳起式裝置或立體圖片
Baseball See pop fly
【棒球】 參見 pop fly