例句:On the face of it, their marriage seems an improbable alliance.
表面上看，他们的婚姻似乎是个荒谬的结合。
2.market-research 市场调研
例句:And utilities around the world lose between 25% and 50% of treated water to leaks, according to Lux Research, a market-research firm.
根据勒克斯市场研究公司的研究，由于渗漏，全世界的公用事业机构浪费了25%到50%的净化水
3.as a result of 因此；由于
例句:Her hair started falling out as a result of radiation treatment.
由于放疗，她开始掉头发。
4.on site 现场；就地
例句:It is cheaper to have extra building work done when the builder is on site.
建筑工在现场干活时，让他额外做工的话工钱会便宜一些。
