1、discovery

發現;發覺;察覺

I felt I'd made an incredible discovery.

我覺得我有一個天大的發現。

the discovery that both his wife and son are HIV positive.

查出他妻子和兒子艾滋病病毒檢測都呈陽性

(第一個)發現

In that year, two momentous discoveries were made.

那一年，有兩個重大發現。

the discovery of the ozone hole over the South Pole.

南極上空臭氧洞的發現

找到;（偶然的）發現

the discovery and destruction by soldiers of millions of marijuana plants.

士兵發現并銷毀了大量大麻作物

2、mean

意思是;表示…的意思;作…解釋

In modern Welsh, 'glas' means 'blue'.

在現代威爾士語中，glas 意為“藍色”。

What does 'evidence' mean?

evidence 是什么意思？

(某事)對(某人)很重要，要緊,意義重大

The idea that she witnessed this shameful incident meant nothing to him.

雖然她目睹了這可恥的一幕，但是這對他來說無關緊要。

It would mean a lot to them to win

獲勝對他們來說非常重要。

導致;產生…的結果

It would almost certainly mean the end of NATO.

這幾乎肯定會導致北大西洋公約組織的終結。

Trade and product discounts can also mean big savings.

商品促銷與產品折扣同樣意味著可能會省下一大筆錢。