R.d.a.
[医] 右背前(胎位)
🗣️ 情景例句
OK, Richard. That's terrific.
很好， Richard ，真不错。
Progress is the activity of today and the assurance of tomorrow.
进展即今日的活动和明日的保证。
That's the ship we travelled on.
这是我们所乘的那条船。