Rdna
abbr. recommended daily nutrient allowance 推荐每日营养素供给量
🗣️ 情景例句
After you.
请先走。
Our company has agencies all over the world.
本公司在全世界各地都设有代理处。
Yes, my brother Bob is coming with me to the airport to see me off.
有，我兄弟鲍勃将和我一起到机场，送我上飞机。