Ethylnorepinephrine
[化] 乙基去甲肾上腺素\\n[医] 乙基去甲肾上腺素, 丁肾素
🗣️ 情景例句
How long has he held office?
他已任职多长时间了？
We were waiting for a sight of the Queen.
我们正等着一睹女王的风采。
Yes, it's beautiful, isn't it?
是的，今天的天气真好！