orchidology

例句：

1. 1. The orchidologist has been studying the effects of light on the growth of orchids.
   这位兰花学家一直在研究光对兰花生长的影响。
2. 2.The orchidologist believes that proper care can help preserve the delicate beauty of orchids.
   这位兰花学家认为适当的护理可以帮助保持兰花的微妙之美。
3. 3.The orchidologist has discovered a new species of orchid that is native to the rainforests of South America.
   这位兰花学家发现了一种新品种的兰花，这种兰花原产于南美洲的雨林。