Ephemerida
n. [昆] 蜉蝣目（等于Ephemeroptera）
🗣️ 情景例句
Our troop was under his command.
我们的部队由他指挥。
Who is speaking?
请问是谁打来的？
and for several days will probably refuse all food through anger and fear.
甚至一连几天由于愤怒和恐惧而拒绝进食。