Now there are so many,experts say up to twenty metric tons a day could be removed with nets ver a period of several years.

VOA: special.2009.12.15

And so ease of implementation is actually a very compelling -- metric against which to measure-- -- do you mind toning my voice down a bit-- is a very reasonable measure against which to measure the quality of an algorithm, right.

如此简单的实现实际上是一个很牵强的,度量，与之相对的衡量是-,如果你们不介意，我降低点音量-,是一种用来度量算法质量的,合理的方法。

哈佛公开课 - 计算机科学课程节选

You have a nice grid pattern and you can use a city block metric to add up the number of blocks between people's doors.

整个城市呈格网状,你可以数数,人们相隔多少个街区。

耶鲁公开课 - 心理学导论课程节选

The solar-powered irrigation systems produced an average of nearly two metric tons of vegetables per month.

VOA: special.2010.01.11

First there was the observation by Michelson who back in the late 1880s had done very precise interferal metric measurements of the hydrogen lines and had observed that the 656 nanometer line 3 associated with the transition of n equals 3 to n equals 2 was, in fact, a doublet.

首先是麦克逊,在1880年底的观察,他以公制单位对氢原子的光谱线,作了准确的，无其他因素干扰的，测量,发现当n值由3变为2时,会同时得到波长为656纳米的谱线3,实际上是有两条线。

麻省理工公开课 - 固态化学导论课程节选

Emergency coordinator Javier Escobedo says the organization plans to distribute 500 metric tons of bean seeds to farmers in the area.

VOA: standard.2010.04.02

Studies have been done in the city of New York where you can-- if you live in Manhattan you can actually get a very nice metric of how far apart people live from each other in city blocks. Right?

纽约市就做过这类实验,在纽约-,如果你生活在曼哈顿,你能准确地测量,生活不同街道的人相互距离多远？

耶鲁公开课 - 心理学导论课程节选

Iron ore production in the three months hit 32.45 million metric tons, up from 29.4 million tons a year earlier.

VOA: standard.2010.01.21

The United States brought in 45 metric tons of plastic sheeting,hygiene kits, and generators to help victims of the Indonesian earthquake.

VOA: standard.2009.10.06

The convoy,which included carrying 500 metric tons of food rations, was targeted by roadside bombs and mortar fire.

VOA: standard.2009.09.12

The military says 54 metric tons of weapons were on board, including missiles, anti-tank weapons and mortars.

VOA: standard.2009.11.04

Although smaller than the MRAP, the M-ATV is still an imposing vehicle, half-again as tall as the average person and weighing in at 18 metric tons.

VOA: standard.2009.11.02

And the fact that all of our visas are fingerprint,bio-metric fingerprints based on ensuring that that person's identity is proven is a very important factor in this,".

VOA: standard.2009.12.28

France sent two aircraft with about 23 metric tons of relief supplies.

VOA: standard.2009.10.06

The World Gold Council recently forecast gold mine output to climb by four percent in 2009 to about 2,500 metric tons, but that will meet only two-thirds of demand.

VOA: standard.2010.07.21

Atlantis delivered nearly 13 metric tons of cargo to the complex.

VOA: standard.2009.11.30

Cassela says the World Food Program has delivered 117 metric tons of food to the region this month and hopes to deliver a total of 435 metric tons in August.

VOA: standard.2009.08.08

The U.N.World Food Program says it needs $500,000 to bring 250 metric tons of food to Birao next month because supplies that were pre-positioned earlier in the year are not sufficient to meet greater demand.

VOA: standard.2009.08.27