synthetic ruby的用法和樣例：
例句
- Her ruby necklace brightened her face.
紅寶石項鏈照亮了她的臉龐。 - The genie gave her a big, shiny ruby.
精靈給她一顆又大又閃亮的紅寶石。 - A variety of Chatham flux-grown ruby with the dark coloured cores developed by the Chatham Company is available in gem markets recently.
一種具暗色核心的助熔劑法合成紅寶石近期由查塔姆公司推向珠寶市場。
