main-主題

main

[mein]

adj.主要的, 最重要的 
n.幹線, 總管道, [pl](水、煤、電)供應系統, <古>大海

例句與用法：

The speech was most disappointing; it skirted round all the main questions.

這篇演講非常令人失望，它迴避了所有主要的問題。

The main road was flooded so we had to go round by narrow country lanes.

公路幹線遭水淹沒，我們只得擇鄉間小徑繞行。

By defeating their main competitor this firm has cornered the wheat market.

這家公司擊敗了主要的競爭對手而壟斷了整個小麥市場。

The teacher asked me to note down the main points of the speech.

老師要求我把演說的要點記下來。

I turned the gas off at the mains before I went out.

我出門之前，把煤氣的總閥關掉了。

英文解釋:

名詞 main:

any very large body of (salt) water

同義詞：briny

a principal pipe in a system that distributes water or gas or electricity or that collects sewage

形容詞 main:

most important element

同義詞：chief, primary, principal

(of a clause) capable of standing syntactically alone as a complete sentence

同義詞：independent

of force; of the greatest possible intensity

以上來源於大辭典