Fortifier
n. 筑城者, 强化物\\n[化] 增强剂; 补强剂
✅ 同义词
🗣️ 情景例句
Do you know where the nearest post office is?
你知道最近的邮局在哪儿吗？
So that's how it is!
原来如此。
He was astonished at what he found.
看到的情景使吃惊，