Quaternary ammoniun compounds
[医] 季铵化合物
🧩 词语组成解析
a. 四个一组的, 四元的, 四价的, 季的\\n[计] 四进制的, 四元的
n. 场地( compound的名词复数 ); 复合物; （筑有围墙的）院子; 复合词\\nv. 调和( compound的第三人称单数 ); 使混合; 使严重; 调停
🗣️ 情景例句
for coming all this way from the city to talk to me about it.
从城里大老远赶来和我谈这件事。
Come to me if you're in any difficulty.
有困难来找我。
At last he said,I think I can help him. He'll be OK if I do one small operation.
“我想我能治他的病。只要我给他做一个小手术，他就会好的。”