Reciprocalness
n. reciprocal的变形
🗣️ 情景例句
Yeah. I really did do a good job, didn't I?
是的 ，我确实拍得不错， 对不对？
How long will ti take you to finish the work?
你要花多长时间才能完成那项工作？
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。