Examples

句子的主要成分及其语法功能

major sentence elements and their grammatical functions

此种药的主要成分是黄连素，治疗拉肚子很有效。

The basis of this medicine is berberine which is very effective in curing loose bowels.

此物质的主要成分是挥发油，具有很强的保健功效。

This is made from naphtha which is very good for health.

科研人员正在分析渗液的主要成分。

Scientific researchers are analyzing the main components of the seepage.

石灰岩的主要成分是碳酸钙。

The main component of limestone is calcium carbonate.

这一带的地质成分主要是沉积岩。

The geological componets are mostly sedimentary rock.

to be a staple of sth

[product，activity+] 为某物的一个主要成分

Fish meal is mainly used as a high-protein supplement in aquaculture feed.

鱼骨粉主要用于做渔业饲料中补充蛋白质的成分。

Traps are the major constituent of many ridges.

暗色岩是很多山脊的主要成分。

The dominant elements of the material are water and carbon.

这种材料的主要成分是水和碳。

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