🧩 词语组成解析
n. [口语]环境保护论者
🗣️ 情景例句
He is working on a book about the Vietnam War.
他正在写一本关于越战的书。
No wrong without remedy.
无错不可纠。
While he was eating, I asked him to lend me twenty pounds.
当他吃饭时，我提出向他借20英镑。