Bacteroidaceae
n. 类杆菌；[微] 拟杆菌科
🗣️ 情景例句
Come in!
进来，
Man alone is born crying, lives complaining, and dies disappointed.
只有人，生下时啼哭，活著时抱怨，去世时失望。
There are eighteen floors in the building, and he lives on the fifteenth floor.
这幢大楼有18层。他住在第15层。