Lactam
n. [化] 内酰胺, 乳胺
🗣️ 情景例句
Hello. Is this the Old Country Inn?
喂 ，是Old Country Inn吗？
Must be.
一定是。
At the far end of the lake, they came to huge piles of rubble which had been washed up by the water.
在湖的尽头，他们见到一大堆一大堆由湖水冲刷上岸的碎石。