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- Not requiring water, as a cooling system. 不需水的，如一冷却系统
- Modern agriculture requires more tradable inputs. 现代农业需要更多的贸易投入物。
- Lowland areas are commandeered for the productive agriculture required to feed 1.3bn people, so that any crop that can migrate upwards will do so. 低地被征用来从事生产性农业耕作，以养活中国13亿人口，因此可被移往高处的农作物都会被移向高处。
- The earliest cultivation may have initially required water hauling or small-scale irrigation using canals that were not preserved or have not been discovered. 最早的农业社群也许一开始有运水或小规模灌溉的需求，使用的水道不是已经堙灭，就是还没发现。
- The required water in the normal constituency of cement paste will be determined by testing penetrability of the cement paste with different water contents. 通过试验不同含水量水泥净浆的穿透性，以确定水泥标准稠度净浆中所需加人的水量。
- The world's raw materials are unevenly distributed, and both modern manufacturing and agriculture require many different resources. 世界各地的原材料分布不均，而现代制造业和农业却都需要各种不同的资源。
- Such a lamp requires water cooling, and when operating it is a very intense source of white light. 这种灯需要加以水冷，当它工作时是一个十分强烈的白光光源。
- Today the terms generally are used interchangeably , and the U.S.Department of Agriculture requires that a label with the word yam be accompanied by the term sweet potato. 一般而言，今天这两个词被大家混用，美国农业部要求商品标签上印有”番薯“字样的产品也必须加上”甘薯“这个词。
- Stealth tip: You can pinch out lit candles by using them. Larger flames require water arrows to be extinguished. 秘密行动提示：点着的蜡烛可以掐灭，更大的火焰就需要水箭来熄灭了。
- "There are other ways of getting deposits that look just like this one that do not require water," Pelletier said. 佩尔蒂埃说：“还有其他的办法，可以不用水就能得到恰似这样的沉积层。”
- Even though countless human pursuits require water, it is only when we experience a water shortage or pay a water bill that we think much about this indispensable fluid. 尽管人类从事的无数活动都需要水，但只有在经历了缺水或需要付水费时我们才会多想想这不可或缺的液体。
- Requires watering (about once per day) and tending (when weeds appear). 需要水（大约每天一次）和照料（当杂草出现时）。
- All passengers are required to show their tickets. 所有乘客都必须出示车票。
- I know nothing about agriculture. 我对农业一窍不通。
- Modern agriculture requires more tradable inputs 现代农业需要更多的贸易投入物。
- Nitrates are used as fertilizers in agriculture. 硝酸盐在农业上用作肥料。
- PRB planter was developed according to the agricultural requirement of mulching with high maize stubbles or whole wheat straw. 与之配套的拖拉机轮胎和机具地轮均在垄沟中行走，不压实播种带；
- It is required (of me) that I give evidence. 要求我提供证据。
- All this signs rejuvenation of agriculture. 所有这些都预示着农业将复苏。
- You're required to submit a resume. 你必须交一份个人简历。
