1 [U] the act of watching sb/sth carefully, especially to learn sth 观察(尤指为了了解某事):
My research involves the observation of animals in their natural surroundings.我的研究包括观察动物在自然环境下如何生活。The patient is being kept under observation.病人目前正接受观察。
2 [U] the ability to notice things 观察力:
Scientists need good powers of observation.科学家要有良好的观察力。
3 [C] an observation (about/on sth) something that you say or write about sth 言论;评论:
He began by making a few general observations about the sales figures.他在讲话的开头部份对销售额发表了几句笼统的评论。☞Look at remark and comment. These words are more common. 参看remark及comment。这两个词较常用。