protist

美 { "us": "", "uk": "" }
英 { "us": "", "uk": "" }
数据源: ai_enrichment
原生生物是一类单细胞或多细胞的真核生物,包括藻类、原生动物等,通常生活在水中或潮湿环境中。

用法要点

句型搭配

常用于描述生物分类或生态角色,如作为主语或宾语,搭配动词如study、observe。

• study protists
• observe protists under a microscope

介词用法

常与介词in、of连用,表示环境或组成,例如in water、of protists。

• protists in freshwater
• diversity of protists

语域说明

主要用于学术或科学语境,如生物学、生态学,日常对话中较少使用。

• scientific research on protists
• protists in biology textbooks

基础例句

In science class, we learned about protists and how they live in ponds.

在科学课上,我们学习了原生生物以及它们如何在池塘中生活。

Protists are tiny organisms that you can see under a microscope.

原生生物是微小的生物,可以在显微镜下观察到。

Some protists, like algae, help produce oxygen in water.

一些原生生物,比如藻类,有助于在水中产生氧气。

高级例句

Recent research on protists has revealed their crucial role in aquatic food webs.

最近对原生生物的研究揭示了它们在水生食物网中的关键作用。

The classification of protists is complex due to their diverse evolutionary origins.

由于原生生物多样的进化起源,其分类非常复杂。

In environmental monitoring, protists serve as bioindicators of water quality.

在环境监测中,原生生物被用作水质的生物指示剂。

高频搭配

verb

studyobserveclassifyidentifycultivate

adjective

marinefreshwaterunicellulardiversemicroscopic

noun

algaeprotozoaorganismcellecosystem

adverb

commonlytypicallyprimarilyoften

preposition

in waterof protistsunder microscopefrom samples

phrase

group of protistsstudy of protistsprotists in biology

常见错误

❌ 错误:Protist is a plant.
✓ 正确:Protists are a group of organisms that include algae and protozoa.

错误:原生生物不是植物,而是一个包括藻类和原生动物等的生物类群。正确用法应强调其多样性。

❌ 错误:I saw a protist in the garden.
✓ 正确:I observed protists in the water sample under a microscope.

错误:原生生物通常微小且生活在水中,花园中不常见。正确用法应指定环境如水体或显微镜观察。

近义词辨析

microorganism

原生生物特指真核的单细胞或多细胞生物,而微生物包括所有微小生物,如细菌(原核生物)。

Protists are eukaryotes, whereas bacteria are prokaryotes and fall under microorganisms.

algae

藻类是原生生物的一个子类,主要指能进行光合作用的原生生物,而原生生物还包括原生动物等非光合类型。

Algae are photosynthetic protists, but not all protists are algae.