noting that cows produce 13 to 30 lb. of carbon dioxide per pound of meat.

他还提到，牛每长一磅肉，要产生13到30磅的二氧化碳。

youdao

Hasan, armed with two handguns including a semi-automatic pistol, walked into a processing centre for soldiers deploying to Iraq and Afghanistan, where he killed 13 and injured more than 30.

哈桑手持两把手枪，其中一把是半自动手枪，冲进了一间满是士兵的就诊室(他们即将被派往伊拉克和阿富汗)，并开枪打死了13人，打伤超过30人。

youdao

The Dubai 2007 Show News reported Nov. 13 that the Saudis were acquiring 30 pods for its Tornado update.

2007年11月13日，迪拜2007空展中报道，沙特阿拉伯已购买了30个吊舱进行“狂风”战斗机的更新。

youdao

(No Transcripts:13 seconds) Trade has been growing by 30 percent annually for much of this decade, and now tops $100-billion a year.

VOA: standard.2009.11.08