Ecoengineering
[化] 生态工程
🗣️ 情景例句
Lots of people want their taxes
许多人希望他们缴的税金
Every dog is valiant at his own door.
站在家门口，狗也雄纠纠。
Many firms, for instance, have great difficulty in obtaining technical or scientific books from libraries
比如，很多公司向图书馆借阅科技书籍时感到很困难，