Densogram
密度曲线图
🗣️ 情景例句
afford a house right away, either.
马上负担得起一栋房子。
The perfume was very delicate.
那种香气非常优雅。
This echo-location in bats is often compared with radar, the principle of which is similar.
蝙蝠这种回声定位常常可与雷达相比较，其原理是相似的。