Lichenologist
n. 地衣学家；青苔类植物学家 (lichenology的变形)
🗣️ 情景例句
Okay. Thank you.
好的，谢谢。
Can you tell one from the other?
你能区别哪个是哪个吗？
He investigates complaints large and small that come to him from all levels of society.
他听取社会各阶层的各种大小意见，并进行调查。