1、discover
發現(以前不知道的事實)
She discovered that they'd escaped.
她發現他們已經逃跑了。
I discovered I was pregnant.
我發現自己懷孕了。
(第一個)發現
the first European to discover America.
第一個發現美洲大陸的歐洲人
In the 19th century, gold was discovered in California.
19 世紀時，在加利福尼亞發現了金子。
初次接觸(某活動并樂在其中)
I wish I'd discovered photography when I was younger.
我要是早點接觸到攝影技術就好了。
Discover the delights and luxury of a private yacht.
體驗私人游艇的樂趣和奢華。
2、build up
（使）積聚；（使）逐漸增加
The regime built up the largest army in Africa.
該政權逐漸建立起一支非洲規模最大的軍隊。
The collection has been built up over the last seventeen years.
在過去的17年中，收藏的規模不斷擴大。
增強…的體質；建立…的信心
Build her up with kindness and a sympathetic ear.
用友善和富有同情心的傾聽來重拾她的信心。
Dr. Johnson and I have been trying to build him up physically.
約翰遜醫生和我一直試圖增強他的體質。
吹捧；抬舉
The media will report on it and the tabloids will build it up.
媒體會報道此事，小報則會大肆吹捧。
Historians built him up as the champion of parliament.
歷史學家把他譽為議會的捍衛者。