句间停顿:
  • 1S
  • 3S
  • 5S
语速: x 1.0
  • 速度0.8X
  • 速度1.0X
  • 速度1.2X
  • 速度1.5X
  • 速度1.8X
  • 速度2X
始终显示原文
欢迎使用 KMF 精听精研
坚持练习精听,反复听、吃透每个句子,能够快速 提升听力能力
开始精听
或按 「 空格」开始播放

段落1

This is Scientific American's 60-Second Tech. I'm Larry Greenemeier. Got a minute?

点击显示原文

隐藏原文=

O brave new world, that has electronic cigarettes in it.

点击显示原文

隐藏原文=

Earlier this year, the U.S.Food and Drug Administration said it wants to regulate electronic cigarettes.

点击显示原文

隐藏原文=

The agency has even promised to shell out $270 million to 48 research projects for study of the health risks of "vaping".

点击显示原文

隐藏原文=

But this effort to get ahead of a possible public health problem might be pointless.

点击显示原文

隐藏原文=

Because even if we learned the risks of tobacco-less e-cigs,

点击显示原文

隐藏原文=

some users are modifying these devices to produce stronger flavors, more impressive vapor clouds and to deliver even more nicotine.

点击显示原文

隐藏原文=

Virginia Commonwealth University is using part of their $18.1 million share of the FDA's money to study this e-cigarette hacking.

点击显示原文

隐藏原文=

Of particular concern are modifications that make these devices burn hotter and supposedly produce a larger vapor cloud when exhaled.

点击显示原文

隐藏原文=

E-cigarette fans proudly point out that these devices produce water vapor rather than smoke.

点击显示原文

隐藏原文=

Scientists, however, want to know what may be carried along with the water vapor,

点击显示原文

隐藏原文=

especially when vaping liquids are super-heated, possibly emitting formaldehyde and other toxic components.

点击显示原文

隐藏原文=

Why, it's enough to make you question one company's choice of renowned vaccine expert Jenny McCarthy to be their e-cigarette celebrity pitchwoman.

点击显示原文

隐藏原文=

Thanks for the minute, for Scientific American's 60-Second Tech. I'm Larry Greenemeier.

点击显示原文

隐藏原文=
[ < 空格 > ]
当前句 /
/
  • 段落1
  • 第 1 句
  • 第 2 句
  • 第 3 句
  • 第 4 句
  • 第 5 句
  • 第 6 句
  • 第 7 句
  • 第 8 句
  • 第 9 句
  • 第 10 句
  • 第 11 句
  • 第 12 句
  • 第 13 句
  • 第 14 句

+ 创建收藏夹
保存 取消