Ecoengineering
[化] 生态工程
🗣️ 情景例句
That's ridiculous.
太可笑了。
He that would eat the fruit must climb the tree.
不劳无获。
Happy birthday! said Polly, and gave Ann her present---a red feather.
“生日快乐！”波利说，然后给安送礼物--一根红羽毛。