1、discover

发现(以前不知道的事实)

She discovered that they'd escaped.

她发现他们已经逃跑了WlXRuYu.=)x。

I discovered I was pregnant.

我发现自己怀孕了mA3rStVs)a*~Ng。

(第一个)发现

the first European to discover America.

第一个发现美洲大陆的欧洲人

In the 19th century, gold was discovered in California.

19 世纪时，在加利福尼亚发现了金子4y~xW_(ardMi=ngWR5!T。

初次接触(某活动并乐在其中)

I wish I'd discovered photography when I was younger.

我要是早点接触到摄影技术就好了tBUbUW5.b*Oio.UhK]。

Discover the delights and luxury of a private yacht.

体验私人游艇的乐趣和奢华|-+r6lja+T@H[qcPY8O。

2、fragile

脆弱的;不确定的

The fragile economies of several southern African nations could be irreparably damaged.

一些南非国家的脆弱经济可能会被彻底破坏，无法挽回8rV.kTOb8uE。

The Prime Minister's fragile government was on the brink of collapse.

首相领导的脆弱的政府处在瓦解边缘qMnl|l2Zhv71N_SaO(V。

易碎的;易坏的

He leaned back in his fragile chair.

他仰靠在那把摇摇晃晃的椅子上OZxysb7W@p;rP%-Kd。