Making a recent comeback, swing dance floors have popped up all over the world.

摇摆舞最近卷土重来，风靡全球。

youdao

Scores of online discussion boards have popped up on which people discuss negative experiences tied to too much time on the Web.

大量的在线讨论区涌现，人们在这里讨论与上网时间过长有关的负面经历。

youdao

And scores of online discussion boards have popped up on which people discuss negative experiences tied to too much time on the Web.

此外，还涌现了大量的在线讨论区，人们在这里讨论与上网时间过长有关的负面经历。

youdao

I want to point out that the zero energy is defined as when you have a naked proton -- where the electron has popped out -- that's what we've defined as zero energy up to this point when we're talking about single atoms.

我想指出，这里零点能的定义,是当我们只有一个裸露的质子,而没有电子时-,到目前为止对零点能一直采用这样的定义,当我们在讨论单个原子时。

麻省理工公开课 - 化学原理课程节选

If it were a real bubble, surely the Fed would have popped it by know.

FORBES: What If This Is As Good As It Gets: Financial Stability Edition

In addition to Seamless and GrubHub, other similar services have popped up in recent years.

WSJ: Seamless and GrubHub to combine, no terms revealed

Here numerous simple buildings have popped up between homes to serve as places of worship.

BBC: Brazil Catholics await new pope amid challenges