Chinese : 不久就发现原油中的直馏煤油有时并不使人满意。 English : It was soon found that the kerosene straight from crude oil was sometimes not very satisfactory.
Chinese : 不久就产生了对煤油的大量需求。 English : Soon there was a large demand for kerosene.
Chinese : 比如，标准石油公司（the Standard Oil Company）为了向中国销售石油，曾经主动为中国市场提供低价煤油灯。 English : For example, the standard oil company gave away kerosene lamps in order to sell oil to the Chinese.