Comenic acid
[医] 可孟酸, 羟基吡┎羰酸(系鸦片中的一种结晶酸,比罂粟酸少一羧基)
🧩 词语组成解析
🗣️ 情景例句
We'll head down there first thing tomorrow morning.
明早第一件事就是去那。
Happy landing.
祝您早安 注：是送行者向上飞机的人说的告别语。
It was noticed that there were no signs or warnings on the supply lines that ran round the port.
人们这才注意到，铺设在码头周围的供应管道上没有贴标签或告示。