R.f.a.
[医] 右额前(胎位)
🗣️ 情景例句
What are you getting at?
你想说明什么？
Let me suggest we take a break.
我建议我们休息一下。
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。