1·A cheap source of antimatter would change everything.
如果能找到一种便宜的反物质来源这一切都将被改变。
2·I think a lot of the trainees feel they are a cheap source of labor.
我想很多培训生都感觉他们是廉价的劳动力。
3·In the United States, McDonald's may be a cheap source of calories and comfort food.
在美国，麦当劳也许是热量和方便食品的廉价来源。
4·Coal is indeed a cheap source of energy, but its extraction is extremely costly to the environment.
煤炭其实是一种成本低廉的能源，但对它的采挖却耗资巨大。
5·It provided a cheap source of calories and was easy to cultivate, so it liberated workers from the land.
但它是价廉的热量来源，也很容易栽种，因此使人脱离了田地间的劳作。
6·Grain and oil resources and their processing byproducts can be a good and cheap source of energy and protein feed resources with a great quantities.
粮油资源及其加工副产品是一大类能量和蛋白质饲料资源，也是廉价的功能活性物质来源。
7·Not surprisingly, most newborn calves, separated from their mothers immediately after birth, are fed milk replacer, which mainly contains spray-dried cattle blood as a cheap source of protein.
不足为奇地，大多数新生牛犊，出生后随即和母亲分离，且被喂食以干燥牛血做为廉价蛋白质来源的母乳替代品。
8·Shopping in markets is no source of cheap purchasing unless one is able to keep pace with the apparent mental agility of the vendor.
除非你能跟上小贩异常敏捷的思维，否则在市场上购物是不可能买到便宜东西的。
9·In the first place, television is not only a convenient source of entertainment, but also a comparatively cheap one.
首先，电视不仅是一种方便的娱乐来源，而且相对较便宜。
10·Firstly, TV is not only a convenient source of entertainment, but a comparatively cheap one.
首先，电视不仅是一种方便的消遣形式，而且相对来说价钱便宜。