Preliminary estimates put the population of this colony at about 26,000.

据初步估计，这一地区企鹅的数量约为26,000。

According to a preliminary estimate, 17 cars and eight trucks had fallen into the river.

据CCTV报道，国家消防救援局初步估计，有17辆汽车和8辆卡车坠河。

Preliminary estimates show that Ukraine's GDP declined by a record 30.4 percent last year.

初步估计显示，乌克兰去年的国内生产总值下降了破纪录的 30.4%。

You can have a rough estimate, a preliminary estimate, which means an early estimate, a realistic estimate, a reasonable estimate, a conservative estimate, which means a cautious estimate.

你可以说粗略预期，初步预期，意思是很早的预期，现实的预期，合理的预期，保守预期，意思是很谨慎的预期。

However, he restrained himself, and kept in strict privacy from Fred certain visits which he was making to Stone Court, in order to look more thoroughly into the state of the land and stock, and take a preliminary estimate.

然而，他克制自己，对弗雷德严格保密，他对斯通法院的某些访问是为了更彻底地调查土地和股票的状况，并进行初步估计。