crown jewel

基本解釋

The building's crown jewel is a Modular Egress Training Simulator, a plastic and metal craft that can be arranged to resemble the cockpit of almost any helicopter or small plane on the market.
這座建筑里最重要的設(shè)備是一臺(tái)模塊化訓(xùn)練模擬器（Modular Egress Training Simulator），它是一架塑料和金屬材質(zhì)的航空器，可以用來(lái)模擬市面上幾乎所有直升機(jī)或小型飛機(jī)的駕駛艙。
The 1966 drama is truly the crown jewel of Taylor's resume -- she got to stretch her acting chops like never before and was rewarded with her second Oscar.
1966年的這部影片讓泰勒的電影事業(yè)達(dá)到了頂峰。她在片中的表演發(fā)揮的淋漓盡致，因此第二次獲得了奧斯卡獎(jiǎng)。
But neither AIG nor the government has given up on ILFC, as both hope to extract some shaiya money value from the company once considered AIG's crown jewel.
但AIG和政府都沒(méi)有放棄國(guó)際租賃金融公司，因?yàn)殡p方都希望從這家曾被視為AIG最寶貴財(cái)富的公司獲取一些價(jià)值。

Dervatives are their crown jewel of profit and also ground zero of the meltdown.
FORBES: Don't Let Banks Weasel Out Of Derivatives Reform
Daimler already controls the crown jewel in Mitsubishi's empire, its Fuso commercial truck business.
FORBES: Better Off Dead
The code, called IOS (internetwork operating system), is the crown jewel of Cisco's technology.
FORBES: Magazine Article

The crown jewels are the crown, sceptre, and other precious objects which are used on important official occasions by the king or queen.