Elucidator
n. 说明者, 阐释者
✅ 同义词
🗣️ 情景例句
We're on the fifth floor.
我们在五楼。
I'm pressed for money.
我苦于没钱。
The fire service began to wonder whether a gas might have caused the fire.
消防部门开始怀疑有一种气体可能会导致火灾。