名詞 emerald:

1. a green transparent form of beryl; highly valued as a gemstone
2. a transparent piece of emerald that has been cut and polished and is valued as a precious gem
3. the green color of an emerald

1. An emerald of that size, unflawed, would be worth a king's ransom.
   一塊那么大、而又無瑕疵的綠寶石會是價值連城的。
2. The pendant was set with pearls surrounding an emerald.
   這耳墜中間是一塊翡翠，四周鑲著珍珠。
3. She wears a ring set with emeralds on her right hand.
   她的右手上戴著一枚鑲有綠寶石的戒指。
4. That emerald curtain doesn't match the floor.
   那翠綠色的窗簾和地板很不相配。

em.er.ald

n.（名詞）
A brilliant green to grass-green transparent variety of beryl, used as a gemstone.
祖母綠：綠柱玉從亮綠到草綠的透明種類，指一種寶石
Color A strong yellowish green.
【色彩】 一種深黃綠色
adj.Color （形容詞）【色彩】
Of a strong yellowish green.
深黃綠色的

來源：
Middle English emeraude
中古英語 emeraude
from Old French
源自 古法語
from Medieval Latin esmeralda, esmeraldus
源自 中世紀(jì)拉丁語 esmeralda, esmeraldus
from Latin smaragdus
源自 拉丁語 smaragdus
from Greek smaragdos
源自 希臘語 smaragdos