Backed
a. 有背的；有财力支持的
🗣️ 情景例句
I can tell.
我能觉察到。
How come?
怎么会这样？
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。