Bacterial plaque
牙菌斑
🧩 词语组成解析
bacterial
[bæk'tiriəl]
adj. 细菌的;细菌性;
plaque
[plɑ:k]
n. 匾，饰板;胸章，徽章;[医]血小板;
🗣️ 情景例句
We have a wide connection in U.S.A.
我们在美国各地有广泛业务关系。
How long will you remain in the country?
你将会在乡间逗留多久？
What are you doing?
你在干什么？