Cataphonics
n. 回音学
🗣️ 情景例句
Aren't you surprised
不觉得很惊讶吗？
There are forests here,and lumbering is important.
在这里有森林，木材业很重要。
Modern industry is based on the conception of the maximum production at lowest cost,
以最低成本获取最多产品，