Beta-lactam
[医]β-内酰胺，乙内酰胺
🧩 词语组成解析
n. 希腊字母表的第二个字母\\n[医] β(希腊文的第二个字母), 乙种
n. [化] 内酰胺, 乳胺
🗣️ 情景例句
I don't think this is my meal.
我想这不是我点的。
Newspapers keep us in contact with the events of the world.
报纸是巨大的信息来源，互联网也不能取代它的地位。
The hospital had been bombed and Hans had made his way back into Western Germany on foot.
医院遭到轰炸，汉斯步行回到了西德。