gem
Word family verbgemmateadjectivegemmeousgemmygemologicalnoungemmerygemologistgemologygem
Jewellery
gem /dʒem/ ●○○ noun [countableC] 
1 DCJ (also gem stone) a beautiful stone that has been cut into a special shape 宝石 SYN jewel precious gems
珍贵的宝石
2 BEAUTIFUL/GOOD-LOOKINGsomething that is very special or beautiful 精品
Every single ad in the campaign has been a gem.
这次活动中的每一个广告都是精品。
The Fortune is a tiny gem of a theatre.
时运剧院是一座小巧精致的剧院。
gem of
little gems of advice
金玉良言
3 HELPa very helpful or special person 难能可贵的人；特别好的人
Ben, you’re a real gem!
本，真是难得有你这样的好人！
Examples from the Corpus
gem• But the diamond dealer sold them dud gems and paid dearly for it.• This nondescript little gem across from Arizona Stadium has been languishing in relative obscurity for the last two years.• Finally, let me end a long, but hopefully not tedious, list of routes with a real gem from Skye.• Dubrovnik was a Renaissance gem not only of Croatia but of all Europe.• Chilperic also showed Gregory a gold salver covered with gems, weighing fifty pounds.
a ... gem of a• Hidden behind a plain exterior is a gem of a hotel, with clean and cosy accommodation.• The Fortune is a tiny gem of a theatre where the boxes sit very close to the stage.• This is a gem of a book for any young aspiring artist.
(1200-1300) French gemme, from Latin gemma “bud, jewel”
- downmarket
- down on
- down on luck
- down on sb
- down on somebody
- down on something
- down on sth
- down on your luck
- down-payment
- down payment
- downpayment
- down payments
- down-payments
- downplay
- downplayed
- downplaying
- downplays
- downpour
- downpours
- downright
- downrightly
- downrightness
- downrightnesses
- downriver
- downs